The most recent was recent: about two months ago.

Though as mentioned, I find it very easy to believe this will vary by location and account for various reasons.

I order a lot from Amazon--especially over the past year for house-related reasons. I just haven't had (touch wood) the apparently pervasive problems that some people seem to experience. Maybe I'm more selective about not picking whatever is cheapest regardless of brand that I've never heard of.

My preferred brands on Amazon are Qweasdooo, I999admm, and Growthyy. Fantastic stuff at unbeatable prices! /s

Those sound like pretty legit brands, last time I checked (admittedly a while ago) the slop was mostly [A-Z]{6}