These protests can be incredibly intrusive and damaging to real people in real Canadian cities. That has nothing to do with the (largely) US BLM protests.
It's rather straightforward though for any further away observer; if you're referring to the BLM protests they were clearly embodying a concrete universal in the historical moment, whereas here it is much harder to argue that having been the case.
Moreover, American political movements against vaccination have to my mind without much doubt led to many, many avoidable deaths in the past few years, even if direct causality is harder to establish. So it is not so puzzling or amazing to observe where people's sympathies align at this point of the pandemic.
So spare me your pity on their sleeplessness.
Its hardly comparable.
And it's amazing what gets the sympathy based on nothing more than what political wing finds that pity advantageous as opposed to inconvenient