Here is a list of a few such tweets:
https://twitter.com/tofumatt/status/882789967222775813
https://twitter.com/craigt/status/882904882583392257
I know 11 tweets in a month is not much but usually Twitter is a place where people say they switched from Chrome to Firefox, not the other way around.
Posted from Reddit. https://www.reddit.com/r/webdev/comments/6pur5v/lots_of_twitter_users_recently_switching_from/