Rumors are that Twitter is about to enable their new Tip Jar feature to accept Bitcoin as “tips”:

Twitter Tests Tips With Bitcoin Lightning, How BTC Adoption Could Go Parabolic

Social network Twitter could be closer than it has led on to integrate the Bitcoin lightning network for micropayments. Per a report by news website MacRumors, the platform is currently testing it for the operating system iOS Beta.

The purpose of the integration is to enable a new payment option for users to reward content creators via the recently launched feature “Tip Jar”. The payment option with Bitcoin, the report claims, is yet to be enabled.

Full article here: https://bitcoinist.com/twitter-tests-tips-with-bitcoin-lightning-how-btc-adoption-could-go-parabolic/