I think what he implies is that he's hosting it locally on that, in which case the high specs are a weird flex because the demo map runs like absolute molasses for me.
Maybe it's high load or the guy doesn't have much upload speed, but it showcases that overzooming low level tiles renders really bad square lines when the high detail layers refuse to download.
Maybe it's high load or the guy doesn't have much upload speed, but it showcases that overzooming low level tiles renders really bad square lines when the high detail layers refuse to download.