Mashable: “Twitter Spaces is rolling out to a lot more users on Monday. In an announcement posted on its blog, Twitter unveiled that any user with 600 or more Twitter followers will be able to host on Twitter Spaces starting today. Twitter Spaces is an audio conversation feature that the social media platform began testing late last year. It has been slowly and quite randomly rolling the feature out to more and more users.  Spaces is very similar to Clubhouse, the invite-only audio social network. However, there are some differences. For example, instead of existing as a standalone service, Spaces is built into Twitter.  If you have been given access to host a Space, here’s how you do it: A user can hold down the write tweet button from the mobile appm and click on the bluish purple button at the bottom to launch a Space. Spaces that are currently live appear at the top of the app along with Fleets. Please note, the Spaces feature is currently only for users on Twitter’s mobile app…”