When I run rvm:
$ rvm
-bash: cat -v: command not found
Howevern, if I run rvm -v:
$ rvm -v
rvm 1.11.5 (master) by Wayne E. Seguin <wayneeseguin@gmail.com>, Michal Papis <mpapis@gmail.com> [https://rvm.io]
What’s wrong?
$ which rvm
/Users/me/.rvm/bin/rvm
this was a bug in RVM:
which was fixed in RVM stable.