Even more growing COVID-19  stupidity. In some places in Rod's home state, even walking is now considered an  "unnecessary activity" and is thus banned by the powers that be. Meanwhile, Dave can still walk, but not by himself on a socially distanced treadmill at a now verboten gym. The mall, on the other hand, with its crowds and lines of people waiting to get into stores that are limited to six people inside them,  is just fine and dandy to walk about inside.

The monolith was not taken back by aliens, but rather by Social Media zealots who want you to know that they didn't want to do it, but you made them do it and they have to tell you about it.

It has been definitively proven that Die Hard IS a Christmas movie. There is no longer any question about the matter.