I don't see why 2 minute response times can't be sustainable, you just might need help with it down the track. I launched my SaaS product in June 2011, so am a

I don't see why 2 minute response times can't be sustainable, you just might need help with it down the track. I launched my SaaS product in June 2011, so am a bit further along than you and am still managing to maintain it. I really hope people take your advice on board, I think those techniques made the difference for me.