Comment by Flankk

Making advancements in cancer treatment has to be several orders of magnitude more difficult than coding an app. Your point sounds a lot like a relative privation fallacy. That is, if the problem you are solving is not the worst problem then it's not important. If you were to found a successful startup, you could fund research that is important to you. I think the fat cats hoarding cash instead of investing in projects that will further humanity should be the ones who feel guilty, not you.