Its human to err, and forget to switch accounts when tweeting.
A concept from Lena Emara, a product designer at Twitter, will hopefully prevent you from doing this.
Scroll to the Account breadcrumbs part of Emaras tweet below for a closer look at her concept.

Account breadcrumbs
Have multiple accounts?
I want to make it simpler for you to know which account youre Tweeting from.
Switching accounts today is doable but not obvious.

It’s free, every week, in your inbox.
Lately, the company has been tweeting outtheseconceptsto gather feedback about how it can improve conversation on the platform.
That’s one heck of a mixed bag.
He likes to say “Bleh.
That’s one heck of a mixed bag.
He likes to say “Bleh.”