Helps

“How do I not use VCR with Webmock in a spec?”

Use VCR.eject_cassette, see: docs

“Facebook now expires all tokens after 60 days. If you schedule a task with Facebook in the future it may use the expired token. Any solutions?”

Sadly there is nothing you can do. Send the user an email to re-auth.

“Good way to get replies on Twitter?”

Nope. Crawl thorough all your mentions, to get to your replies.