tbh this immediately popped into my mind before scrolling down the page - having a handwritten comment is neat and adds another differentiation to reduce strain when browsing code. some will hate it, but personally I want to try it.
I've loved Victor Mono [0] Italic for this reason for years! I find prose much easier to read with some slight joined-up lettering, which I totally concede is a 100% personal. Worth a look as well though!