Stack Exchange network consists of 178 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers.
Q&A for work
Connect and share knowledge within a single location that is structured and easy to search.
There is a tag named effiency (see https://lifehacks.stackexchange.com/questions/tagged/effiency )
Delete it, yes?
The tag has been removed from the post, and will disappear shortly.