I don't give a shit about fees they can go as high as they want it does not matter to me. And the witness discount in segwit absolutely added to spam.
How did this "spam" affect you, if you're not complaining about fees?
It bloats the UTXO set increasing the cost of validation, among other things
This is nothing to do with Taproot or Segwit. You are very confused.
I have been a professional software engineer for 25 years and studying bitcoin specifically for 7. I can assure you I understand the details of the protocol quite well. If you do not understand how the witness section is abused to produce spam then you should study bitcoin more deeply. I am not your tutor.
If you have to ask, you don’t understand the second order impacts on plebs. My tor node is incredibly slow now. I can’t run it all the time and it’s not a fast computer. I sync the node when I need to broadcast a transaction. In my last sync I waited weeks.