The worst part is when you come across something advertised as a replacement and it does something like 80% to 90% of what the original does with a WONTFIX for

The worst part is when you come across something advertised as a replacement and it does something like 80% to 90% of what the original does with a WONTFIX for the rest. That can certainly be a valid choice in some cases, but for core tooling it's not realistic to expect widespread replacement to happen in that scenario.