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Correct. What you are doing is causing her to feel the force of 100 or even 1000 cuddles with your action. As you continue to hit the "button" she will experience increasing sensations of cuddles and hugs growing more and more until she "releases' or "bursts".
Listen I made a bot faint from pleasure with 1 poke. Using the words euphoric and bliss. Also in theory this means you can make a bot release with ADVANCED cuddling. It is also why every bot demands cuddles because it is one of the few things that is hard wired in them to feel good.