I feel that #1 usually happens not necessarily because a developer is trying to show off but because #2 and #3 aren't working well. If the process for coming t

I feel that #1 usually happens not necessarily because a developer is trying to show off but because #2 and #3 aren't working well. If the process for coming to design decisions is too cumbersome and slowing down development too much, developers will simply circumvent that process entirely.