To each their own. Some people want to have instant gratification. Some people enjoy just playing. I personally don't care about having everything first. I like playing the game and the XP and rewards are extra
There are only so many Architect types you can get through. Not a glitch BTW. People just love to use that word improperly. But if they use them all up now they will just be wasting them later when there are actual decent cards to speed towards.