Updated TestGuidance.html pretty comprehensively: updated references to this year's rules, fixed typographical errors, linked to the YouTube resources for each cipher, updated suggested scoring info to more closely match the Suggested Points calculations, fleshed out the Cryptarithms stub, added factors for difficulty for Nihilist cryptanalysis, made minor clarifications throughout.
Updated TestGuidance.html pretty comprehensively: updated references to this year's rules, fixed typographical errors, linked to the YouTube resources for each cipher, updated suggested scoring info to more closely match the Suggested Points calculations, fleshed out the Cryptarithms stub, added factors for difficulty for Nihilist cryptanalysis, made minor clarifications throughout.