If you have to be a server farm to prune past 1 week, Bitcoin will no longer be decentralized and censorship resistant, losing its main point in the first place.
The average web page these days is over 1 MB. The idea that you need to limit every once-in-every-10-minute block to 1 or 1.6 MB is not, from everything I can see, close to approaching a sound balancing of competing priorities.
There never was a scaling issue.