Why would other users on a dating app ever be able see what you're filtering when searching for other users in the app? Is that normal? Would they get a "This p

Why would other users on a dating app ever be able see what you're filtering when searching for other users in the app? Is that normal? Would they get a "This person was searching for X hair color/age range/gender and found you" message? Why would processing your searches client side be needed just to stop other users from seeing what you searched for? The company could just not share that data and still process it on their servers.