On Fri, May 19, 2023 at 05:09:17AM -0400, Jeff King wrote: > > I'd guess that anything older than 2009 is probably not worth worrying > about. FWIW Mac OS X 10.5 (Leopard) was last updated in 2009 and also happens to be the last one that can run in PowerPC, so sadly there is a non zero number of users for it (MacPorts uses a minimum of 10.4 for that reason) Carlo