I'm in the same camp. Years ago I have done all three myself too. Now I'm in new place where everything is done by AWS, and I do admit it is convenient but also... quite slow.
I don't think deciding not to do something out of fear of doing it wrong is the right approach... If it's business decision then at least it's backed with some reasoning - don't do it because it's cheaper to buy it.
I don't think deciding not to do something out of fear of doing it wrong is the right approach... If it's business decision then at least it's backed with some reasoning - don't do it because it's cheaper to buy it.