There's still criticism, but it comes from customers, and there's nobody to blame but yourself for bugs and other problems, so I doubt that this leads to overco

There's still criticism, but it comes from customers, and there's nobody to blame but yourself for bugs and other problems, so I doubt that this leads to overconfidence. Also, many solo indie devs had jobs before self-employment. One great thing is that there are no dogmatic, pedantic arguments over code architecture and style.