Konstantin Olchanski <[log in to unmask]> writes:

> For interactive use, most people switched from /bin/sh to /bin/tcsh back
> in the mid-1990-ies. (Bash, ksh, zsh came out much later).

Just because I was curious, first releases as claimed on Wikipedia:

Sh:   1977
Csh:  1978
Tcsh: 1981 (file-completion feature merge with csh)
Ksh:  1983
Bash: 1989
Zsh:  1990
Fish: 2005

-Brett.