1. "80% dont using seedbox or any other auto downloading tools" - its either your math is worst or you out of date
2."do a research before applying for tracker" - please show me 1 of your researches that stated whether a tracker is support auto downloaders or not
3.""if auto downloaders for you is requirement for you to join a tracker i wont invite you anywhere" - speak for yourself we will let you refresh the browse page of your trackers to see "whats up"
while we are minding our on buisness knowing out ratio is safe