This quote on whether to always use braces with variable names (e.g. "${var}" or "$var"): > These are meant to be guidelines, as the topic seems too controvers

This quote on whether to always use braces with variable names (e.g. "${var}" or "$var"): > These are meant to be guidelines, as the topic seems too controversial for a mandatory regulation. It's nice to see that even Google has bike-shedding arguments.