I did brew upgrade, and brew update... then brew install steem and got

Error: No available formula with the name "steem" 
==> Searching for similarly named formulae...
Error: No similarly named formulae found.
==> Searching taps...
Error: No formulae found in taps.

brew -v

Homebrew 0.9.9 (git revision 2b9a2; last commit 2016-07-21)
Homebrew/homebrew-core (git revision 51f94; last commit 2016-07-22)

So not sure why I am not getting the version 0.11 mentioned.