nostr:npub1m878jmygw8snxfe0hj7dajqqplar4gwvltsjkgetfhghxfhlaxwszly8hk
Yeah I noticed it too, the difference in toots with lines starting with plus or minus signs is visible in Fedilab. 
nostr:npub1ehd7mhavte7e4v0dcy2sx4qzt5s2ft3vjdlx66qrl06kclsh7slqgnudlw