They are for supply decoupling. Without it the supply produces more noise, might oscillate and is more susceptible to interference. This problem is worse the more current you draw so you might well "get away with it" on a lightly loaded system.
They are for supply decoupling. Without it the supply produces more noise, might oscillate and is more susceptible to interference. This problem is worse the more current you draw so you might well "get away with it" on a lightly loaded system.