I think that's more likely to be true of big, established companies - but not so much new companies that start off smaller, and that don't have any sort of cust

I think that's more likely to be true of big, established companies - but not so much new companies that start off smaller, and that don't have any sort of customer lock-in. If I'm a business owner, and my point-of-sale software was wildly unreliable, I'd switch if I wasn't constrained by a contract. I can't exactly move off of Facebook as my marketing strategy, though.