@ovid To highly varying levels of competence : Basic, Z80 Assembler, C, VB/VBA, COBOL (w/ Datatrieve ... VMS > MVS 😉 ... though also used CICS and wrote JCLs from scratch 😖, plus some "4GL"s like Mantis), Gambas(!), Processing, Perl, PHP, JS (WSH JS!), Java, Dialplan, Pascal(!), i386 Assembler, Ruby, Lisp, Forth, Python, Go, Lua, Z.