Sample usage:
# git-fired 2021/06/01 2021/05/01 -single
# git-fired 2021/06/01 2021/05/01 -multi
# git-fired 2021/06/01 2021/05/01 -single -name
# git-fired 2021/06/01 2021/05/01 -single -name
compares the commit log of the current repo (-single) or all git repos under current directory (-multi) during 2021/05/01 to 2021/06/01 and 2021/06/01 to now, by default compares using name+email, pass -name to compare using name only.
Currently, the quit rate is 2.4% and the layoff rate is 1%, and the quit rate is almost always roughly double the layoff rate.