Complexity in software typically comes from codebases made for multiple teams. When you have multiple teams, this is unsurprisingly a benefit. When you don't,

Complexity in software typically comes from codebases made for multiple teams. When you have multiple teams, this is unsurprisingly a benefit. When you don't, you typically get one team pretending to be many, and the needs of the other personas will be guessed, not known. Web frontend work starts at a disadvantage because of the css/html/js divide. If you actually have distinct designers/authors/coders, it works as designed. If you have a small team, it doesn't. To the typical disasters that we are all used to and have probably been responsible for. The best symptom of this, to really demonstrate, is when you don't know what tools a contributor needs other than a text editor.