No, that's probably the case, people finding the old profile in relays that are no longer used
Nostr has not a single state. So I guess people zapping is still finding your old profile note with old LN address. Am I wrong nostr:nprofile1qqsypwwgtll74lqu4huvxzjwtjyxvrlkujt35rw8y026ke6ttesmg5gpzamhxue69uhhyetvv9ujumn0wd68ytnzv9hxgtcpzemhxue69uhkummnw3ex2mrfw3jhxtn0wfnj7qg5waehxw309amk7apwvaa82at49eu8j730rlqdev?