0 feedback is exactly what you get from 1 wish. "Feedback" isn't just information, it's something that can control a system's future behavior - so unless you expect to find another genie bottle later, "Finding out how your wish worked" isn't the same as feedback at all.
so unless you expect to find another genie bottle later
...or unless genies granting wishes is actually part of the same system as the larger world, such that what I learn from the results of a wish can be applied (by me or some other observer) to better calibrate expectations from other actions in that system besides wishing-from-genies.
Here's the new thread for posting quotes, with the usual rules: