Purely digital consumer products are emotion machines.  You feed it with your attention or money, you get an emotional return.  The technology that's innovating on this aspect is improving on these axes:

1. Asymmetric returns in emotional potency.  Small(er) investment needed than ever before for outsized results.

Builder behind /ethxy and /sexy!  https://ethxy.com.  MIT 6-3.  a16z CSS ’23. YC alum.

This sort of asymmetry has the effect of shortening the user’s attention span. This phenomenon has knock-on effects which are not yet clear. Founders should also consider whether their product has “stickiness” and conditions its users to be loyal, or whether conditions them to be frenetic and disloyal