Oops, something went wrong! "This component maintains a 99.9% uptime and constructs a feed with p99 in the low hundred milliseconds. Which means that this desi

Oops, something went wrong! "This component maintains a 99.9% uptime and constructs a feed with p99 in the low hundred milliseconds. Which means that this design should hold as we scale to handle trillions of recommendations per day." Is that why Reddit is the only major website that regularly can't keep up with demand? They are wasting all their resources on sending millions of spam emails filled with these 'recommendations'?