This was January 2020, apparently

https://www.news.com.au/national/victoria/victorians-urged-to-dig-deep-as-new-appeal-fund-launched/news-story/1f1f7344b04b24e761b51f02c659bba2

You can see a guy wearing a disposable in one of the photos. As it happens, that was also the reason I bought my respirator, that you can see without filters in my profile picture.

("Maybe it'll come in handy if I ever need to do some painting or something, and I can get the appropriate filters", I said to myself. And then we had a global pandemic.)