Earlier quoted context omitted.
No, and there never will be. It's not the execution of 32bit code that's the problem (you can trivially re-enable that with a kernel flag, if you want), but rather the removal of every 32bit library from the OS. Without those libraries, apps won't run. You can sometimes get away with copying a handful of individual frameworks from older versions of macOS to newer ones, (I recently got Mountain Lion's QuickTime to wor…
You may find https://twitter.com/pvtmert/status/1339329302857457666 interesting
I did try this, when Catalina first came out. But maybe I gave up too quickly (It was a "there is no way this will actually work" type of thing), or maybe I tried the wrong app...