On NO SIREEE "BOB"  - WE DO Gots Exchange now.
https://satoshishift.com/trading/slackbob

I Think you have to be logged in to see the market, but
NoW YOU CAN TRADE YOUR SLACK 4 "BOB", as well as YOUR "BOB" for SLACK.
Going rate is kinda hard to GROK.. but I think 1 SLACK is currently going for 0.99999989 "BOB"..