You must know what you're doing and most people don't. It is a tool, its up to you how you use it. Many people unfortunately use it as an echo chamber or form of escapism, believing nonsense and "make beliefs" that aren't based in any science or empirical data.
I don’t know this exact species, but cuckoos usually monitor the nest. However no matter what, original bird’s offsprings wont survive as they will be removed. If the cuckoo “retaliates” it wont change anything. Its better to toss the egg and monitor the nest.
Well, new Doom is 90€ I aint buying that garbage. 80+ € or bucks for a AAA always online slop is just a NO.