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There really are pros to on prem. There are cons, don't get me wrong, but to somehow claim that AWS is the end all be all of hosting choices is demonstrably wrong. For example - You want to develop a financial exchange with a 100 microsecond average response time, peaks of 10Gbit traffic, and 5 9s of uptime. Do you host that on AWS? I wouldn't. Another example - If I were a medium+ sized company (say 20+ employees),…
Re: github I can understand why on-premises git is better in some ways. But you're overstating the frequency of github outages. And it doesn't exactly kill the business when it's down for an hour. Git is distributed after all.
It's a little of topic, but I don't think it's overstated. People complain about the stability of something like HipChat all the time, but GitHub is unavailable more often, in our area at least.
GitHub is huge target, and outages are extremely disruptive for companies.