[ QUOTE ]
We don't know that he's passive. Dids said BB is solid but mostly unknown.

[/ QUOTE ] I should learn to match the reads & players up correctly.

[ QUOTE ]

And maybe I'm too rash with my observations but I think there's enough bluffing in this game that by default we can assume it's a possibility against an unknown. And this scary river card would be a fairly likely time for that. So I can't fold.

[/ QUOTE ] If that's the case, then may swing to a check/call. However, I'm not sure what hands he was calling down with to make a bluff.