it's donna jesse suffered from a real hobby defect and had to undergo several operations as a child, not all of which was equally successful. she is now benefited from the research because now case makers, optimal settings can be tested in advance. and in virtual reality the, they can actually insert the pace maker and they can replicate her condition or thousands like her. i tried different pacing sequences on thousands of different versions of, of the heart to figure out which sequence would work out best and then try it out and confirm on her rather than experiments directly on her. the findings can then immediately be transferred to other hot patients, virtual therapy tests for the individual organs of just the beginning. though in future, everyone will have a digital twin at the side with a personalized health plan. and i think what will happen is you will get a virtual twin, which is a generic version of a human when you're born, it'll be quickly adapted to what we know about you at that point. and then as you get older and you get more diagnostics, more tests, it gets tuned. i