You can only learn and engage so much in a day. In my head, it can be healthy to shift from tiring yourself out via work to tiring yourself out at home. You're not sandbagging them, you're setting boundaries on how much you're willing to do. If this is a problem for the employer, they can act accordingly.
the comment starts by introducing the possibility of confusion between two entities. the further color added via personal anecdote might help put readers in the commenter's shoes
whoever made opening a new tab in safari take three taps, the last of which is in the bottom left of the screen instead of the bottom right, has some explaining to do