f.i. or f.o (fit in or fuck off)is an informal reference to a controversial human resources philosophy whereby the employee is expected to conform to the prevailing organizational norms or get fired. It is also used to impose conformity to perceived racial, national, gender or societal norms. it is a "no-holds barred", "frank" and open assessment by a supervisor, who maps the employee's chances and alternate career paths boldly, forthrightly and unhesitatingly. This is said to be "not necessarily" to the employee's advantage. The acronym "f.i. or f.o.”, the neologism, the phrase and meme "fit in or fuck off", and the concept have been expanded and exported to other contexts. For example it is used as a justification for racism, nationalism (e.g., jingoism), ethnic, nativist, immigrant restriction and xenophobic reaction, regulation and action. This idiom is a suggested direction that means to assimilate and be productive.

A moment that is generally agreed to have had a significant influence on pop culture and everyday life. While the term was coined by Rose McGowan in context of the #MeToo movement, and is mostly associated with the K-pop community, the phenomenon is universal and a basic component of how culture works.

Real world events such as social/political movements, the election of a new U.S. President, major catastrophes and disasters, as well as entertainment such as movies, music and TV, can all function as cultural resets. Notable cultural resets in relatively recent memory include:

* The Beatles appearing on the Ed Sullivan show in 1964
* The Watergate scandal of 1974
* The release of Nevermind by Nirvana in 1991
* The September 11, 2001 attacks
* The election and inauguration of Barack Obama in 2009
* The COVID-19 pandemic