Whether or not it’s a waste of time depends on other factors IMHO. For example if it’s the evening and I’m too mentally exhausted for anything that takes brain

Whether or not it’s a waste of time depends on other factors IMHO. For example if it’s the evening and I’m too mentally exhausted for anything that takes brain power, it doesn’t feel like as much of a waste because I wasn’t going to be doing anything “worthy” of the time anyway.