Yes, people knowingly set aside safety guidelines for their personal convenience all the time. Many NTSB investigations end up saying “pilot apparently skipped

Yes, people knowingly set aside safety guidelines for their personal convenience all the time. Many NTSB investigations end up saying “pilot apparently skipped pre-flight checklist”. As with all such things, it’s fine until it’s not, and when something does eventually go wrong (and it will), the blame will rest on your shoulders for taking safety shortcuts. So I choose not to gamble the safety of others to avoid having to label a package as Dry Ice, even if others take the gamble instead.