There were plenty of helpful responses after he posted. He didn't bother to come back. Maybe he did and just read. It may have been just a "flaming" post, putting down BIAB, while the fault of losing this gig was clearly his own fault. If you are playing gigs to make money to support your income, you should plan for possible disasters.
What's ridiculous is that this thread even still exists. It should be removed as it proved unproductive from the get go. Now this thread is just causing nothing but arguments among people who normally get along just fine.