"UNIX® philosophy" doesn't exist, that is a religion like discussion about UNIX spread by FOSS people while arguing for GNU/Linux with their endless list of command line options.
I use UNIX in various flavours since being introduced to it in 1993 via Xenix, and cannot name a single one where this was ever true.
I use UNIX in various flavours since being introduced to it in 1993 via Xenix, and cannot name a single one where this was ever true.