It is about the impact that is you may not be able to completely eliminate the use of paper business cards, but you can decrease the use of paper and create a major difference. Same for EVs - the switch from fossil fuels won't happen overnight.
Technology is breaking boundaries. No one thought you could find your prospects' location. Yes you can do it. All we had was cold calling and physical meetups to swap our business cards. Even though buyer behavior is changing rapidly, most businesses continue to use the traditional methods.