Also, A PR can contain tons of commits, and if the commits are well cut, it's very easy to understand implementation of a new thing step by step. This is why L

Also, A PR can contain tons of commits, and if the commits are well cut, it's very easy to understand implementation of a new thing step by step. This is why Linux kernel workflow contains n patches per feature. To understand what's done in a clear manner. Lastly, adding feature flags to mask incomplete feature code paths is very risky, and is a bug by itself I think.