• accept long GNU options everywhere (--ignore-case graded like -i, per command)
• tar bundle/long spellings, sudo-transparent flags, cp/rm -R≡-r, sed -r≡-E
• exists prompts accept -e; dir tests name the directory
• fix PCRE non-capturing question that rejected its own answer
• clarify ~15 prompts that required an unnamed variable/path
• git diff/rebase against main no longer compares main to itself