diff --git a/server/api/controller/event.js b/server/api/controller/event.js
index 481828ab..823b5ef3 100644
--- a/server/api/controller/event.js
+++ b/server/api/controller/event.js
@@ -25,23 +25,22 @@ const eventController = {
 
   async _getMeta () {
     const places = await Place.findAll({
-      where: { confirmed: true },
       order: [[Sequelize.literal('weigth'), 'DESC']],
       attributes: {
         include: [[Sequelize.fn('count', Sequelize.col('events.placeId')), 'weigth']],
         exclude: ['createdAt', 'updatedAt']
       },
-      include: [{ model: Event, attributes: [] }],
+      include: [{ model: Event, where: { is_visible: true }, required: true, attributes: [] }],
       group: ['place.id']
     })
 
     const tags = await Tag.findAll({
-      where: { confirmed: true },
-      raw: true,
-      order: [['weigth', 'DESC']],
+      order: [[Sequelize.literal('w'), 'DESC']],
       attributes: {
-        exclude: ['createdAt', 'updatedAt']
-      }
+        include: [[Sequelize.fn('COUNT', Sequelize.col('tag.tag')), 'w']]
+      },
+      include: [{ model: Event, where: { is_visible: true }, attributes: [], through: { attributes: [] }, required: true }],
+      group: ['tag.tag']
     })
 
     return { places, tags }
@@ -178,14 +177,6 @@ const eventController = {
     try {
       event.is_visible = true
 
-      // confirm tag & place if needed
-      if (!event.place.confirmed) {
-        await event.place.update({ confirmed: true })
-      }
-
-      await Tag.update({ confirmed: true },
-        { where: { confirmed: false, tag: { [Op.in]: event.tags.map(t => t.tag) } } })
-
       await event.save()
 
       res.sendStatus(200)
@@ -295,8 +286,7 @@ const eventController = {
       const [place] = await Place.findOrCreate({
         where: { name: body.place_name },
         defaults: {
-          address: body.place_address,
-          confirmed: !!req.user
+          address: body.place_address
         }
       })
 
@@ -305,9 +295,8 @@ const eventController = {
 
       // create/assign tags
       if (body.tags) {
-        await Tag.bulkCreate(body.tags.map(t => ({ tag: t, confirmed: !!req.user })), { ignoreDuplicates: true })
+        await Tag.bulkCreate(body.tags.map(t => ({ tag: t })), { ignoreDuplicates: true })
         const tags = await Tag.findAll({ where: { tag: { [Op.in]: body.tags } } })
-        await Promise.all(tags.map(t => t.update({ weigth: Number(t.weigth) + 1, confirmed: true })))
         await event.addTags(tags)
         event.tags = tags
       }
@@ -456,14 +445,19 @@ const eventController = {
     const events = await Event.findAll({
       where,
       attributes: {
-        exclude: ['slug', 'likes', 'boost', 'userId', 'is_visible', 'createdAt', 'updatedAt', 'placeId', 'description', 'resources']
-        // include: [[Sequelize.fn('COUNT', Sequelize.col('activitypub_id')), 'ressources']]
+        exclude: ['slug', 'likes', 'boost', 'userId', 'is_visible', 'createdAt', 'updatedAt', 'description', 'resources']
       },
-      order: ['start_datetime', [Tag, 'weigth', 'DESC']],
+      order: ['start_datetime', Sequelize.literal('(SELECT COUNT("tagTag") FROM event_tags WHERE "tagTag" = tag) DESC')],
       include: [
         { model: Resource, required: false, attributes: ['id'] },
-        { model: Tag, attributes: ['tag'], required: !!tags, ...where_tags, through: { attributes: [] } },
-        { model: Place, required: false, attributes: ['id', 'name', 'address'] }
+        {
+          model: Tag,
+          attributes: ['tag'],
+          required: !!tags,
+          ...where_tags,
+          through: { attributes: [] }
+        },
+        { model: Place, required: true, attributes: ['id', 'name', 'address'] }
       ]
     }).catch(e => {
       log.error(e)
diff --git a/server/api/models/event.js b/server/api/models/event.js
index a59b23b3..2f04b142 100644
--- a/server/api/models/event.js
+++ b/server/api/models/event.js
@@ -51,6 +51,7 @@ Event.belongsTo(User)
 User.hasMany(Event)
 
 Event.belongsToMany(Tag, { through: 'event_tags' })
+Tag.belongsToMany(Event, { through: 'event_tags' })
 
 Event.belongsToMany(Notification, { through: EventNotification })
 Notification.belongsToMany(Event, { through: EventNotification })
diff --git a/server/api/models/place.js b/server/api/models/place.js
index 8db4e845..fac19112 100644
--- a/server/api/models/place.js
+++ b/server/api/models/place.js
@@ -1,7 +1,6 @@
 const { Model, DataTypes } = require('sequelize')
 const sequelize = require('./index')
 
-// const Event = require('./event')
 class Place extends Model {}
 
 Place.init({
@@ -11,14 +10,7 @@ Place.init({
     index: true,
     allowNull: false
   },
-  address: DataTypes.STRING,
-  confirmed: {
-    type: DataTypes.BOOLEAN,
-    defaultValue: true,
-    allowNull: false
-  }
+  address: DataTypes.STRING
 }, { sequelize, modelName: 'place' })
 
-// Place.hasMany(Event)
-
 module.exports = Place
diff --git a/server/api/models/tag.js b/server/api/models/tag.js
index 7a47e7af..ec292354 100644
--- a/server/api/models/tag.js
+++ b/server/api/models/tag.js
@@ -1,5 +1,4 @@
 const { Model, DataTypes } = require('sequelize')
-// const Event = require('./event')
 const sequelize = require('./index')
 
 class Tag extends Model {}
@@ -10,19 +9,7 @@ Tag.init({
     allowNull: false,
     index: true,
     primaryKey: true
-  },
-  weigth: {
-    type: DataTypes.INTEGER,
-    defaultValue: 0,
-    allowNull: false
-  },
-  confirmed: {
-    type: DataTypes.BOOLEAN,
-    defaultValue: true,
-    allowNull: false
   }
 }, { sequelize, modelName: 'tag' })
 
-// Tag.belongsToMany(Event, { through: 'event_tags' })
-
 module.exports = Tag
diff --git a/server/helpers/place.js b/server/helpers/place.js
new file mode 100644
index 00000000..ff87797a
--- /dev/null
+++ b/server/helpers/place.js
@@ -0,0 +1,22 @@
+const Place = require('../api/models/place')
+const Event = require('../api/models/event')
+const Sequelize = require('sequelize')
+const log = require('../log')
+
+module.exports = {
+  // remove places not related to any events
+  async _cleanUnused () {
+    const places = await Place.findAll({
+      include: [{ model: Event, as: 'events', required: false, attributes: [] }],
+      group: ['place.id'],
+      having: Sequelize.where(Sequelize.fn('COUNT', Sequelize.col('events.id')), '=', 0)
+    })
+    if (!places.length) { return }
+    log.debug(`Remove ${places.length} unrelated places`)
+
+    const ids = places.map(p => p.id)
+    await Place.destroy({
+      where: { id: { [Sequelize.Op.in]: ids } }
+    })
+  }
+}
diff --git a/server/helpers/tag.js b/server/helpers/tag.js
new file mode 100644
index 00000000..63f31627
--- /dev/null
+++ b/server/helpers/tag.js
@@ -0,0 +1,22 @@
+const Tag = require('../api/models/tag')
+const Event = require('../api/models/event')
+const Sequelize = require('sequelize')
+const log = require('../log')
+
+module.exports = {
+  // remove tags not related to any events
+  async _cleanUnused () {
+    const tags = await Tag.findAll({
+      include: [{ model: Event, as: 'events', required: false, attributes: [], through: { attributes: [] } }],
+      group: ['tag.tag'],
+      having: Sequelize.where(Sequelize.fn('COUNT', Sequelize.col('events.id')), '=', 0)
+    })
+
+    if (!tags.length) { return }
+    log.info(`Remove ${tags.length} unrelated tags`)
+
+    await Tag.destroy({
+      where: { tag: { [Sequelize.Op.in]: tags.map(p => p.tag) } }
+    })
+  }
+}
diff --git a/server/migrations/20210409212349-remove_tag_confirmation.js b/server/migrations/20210409212349-remove_tag_confirmation.js
new file mode 100644
index 00000000..ab01586e
--- /dev/null
+++ b/server/migrations/20210409212349-remove_tag_confirmation.js
@@ -0,0 +1,6 @@
+
+module.exports = {
+  up: (queryInterface, Sequelize) => {
+    return queryInterface.removeColumn('tags', 'confirmed')
+  }
+}
diff --git a/server/migrations/20210409212803-remove_place_confirmation.js b/server/migrations/20210409212803-remove_place_confirmation.js
new file mode 100644
index 00000000..4775b923
--- /dev/null
+++ b/server/migrations/20210409212803-remove_place_confirmation.js
@@ -0,0 +1,6 @@
+
+module.exports = {
+  up: (queryInterface, Sequelize) => {
+    return queryInterface.removeColumn('places', 'confirmed')
+  }
+}
diff --git a/server/migrations/20210409212842-remove_tag_weigth.js b/server/migrations/20210409212842-remove_tag_weigth.js
new file mode 100644
index 00000000..9c9e7b2d
--- /dev/null
+++ b/server/migrations/20210409212842-remove_tag_weigth.js
@@ -0,0 +1,6 @@
+
+module.exports = {
+  up: (queryInterface, Sequelize) => {
+    return queryInterface.removeColumn('tags', 'weigth')
+  }
+}
diff --git a/server/taskManager.js b/server/taskManager.js
index 1fc40627..18a583c8 100644
--- a/server/taskManager.js
+++ b/server/taskManager.js
@@ -1,5 +1,7 @@
 const log = require('./log')
 const eventController = require('./api/controller/event')
+const placeHelpers = require('./helpers/place')
+const tagHelpers = require('./helpers/tag')
 // const notifier = require('./notifier')
 
 const loopInterval = process.env.NODE_ENV === 'production' ? 15 : 1
@@ -42,6 +44,7 @@ class Task {
  * - Send AP notifications
  * - Create recurrent events
  * - Sync AP federation profiles
+ * - Remove unused tags/places
  */
 
 class TaskManager {
diff --git a/vuetify.options.js b/vuetify.options.js
index 983751c7..474ac8bf 100644
--- a/vuetify.options.js
+++ b/vuetify.options.js
@@ -2,6 +2,7 @@
 export default {
   theme: {
     dark: true,
+    // theme: { disable: true },
     themes: {
       dark: {
         primary: '#FF6E40'