This article (
https://bitcointechtalk.com/how-segwit2x-replay-protection-works-1a5e41767103) says it's possible to get replay protection by sending a small amount to a certain address. Source seems reliable although before the fork they went back and said it wouldn't work.
Is it possible to get replay protection by sending a small amount to a certain address (like a bitcoin eater or an address with a known private key)? If this small amount transferred is not replayed, does it protect the whole wallet?
