Rework array idioms into dict idioms hwre appropriate, e.g.: - when the return value of a proc is already a dict in itself - when the return value of a proc should be completely overwritten in later testsThis avoids array "unwrapping" operations and unsets
Prefer unset to array unset when the whole array should be deleted, rework array idioms into dict idioms to avoid unsetting the array, where appropriateSee https://wiki.tcl-lang.org/page/Dict+VS+Array+Speed