7k is not common though, 2k averages. Even 7k isn't nearly enough. Visa and mastercard do something like 50k txns per second
This is the average number of daily transactions per block... quite far from your numbers... I have simply given a tip for people running a node with a minipc to make it quieter, where is the problem? I honestly don't get your point. https://m.primal.net/KZLN.png