I own 10. Currently 4 on tap..and the other 6 (as of tonight) are all full and waiting for a spot to open up. On tap I have Oatmeal Stout, Kolsch, APA, Hefe...lined up is 5 gal more of APA and Hefe....then 10 gal of Vanilla Coffee Stout and 10 gal of IPA!
I have 2 kegerators...2 taps per