I can tell you from experience that even the house, with a larger statistical edge, loses on some days.
http://forum.spolokmedikovke.sk/viewtopic.php?f=11&t=902524
http://forum3.bandingklub.cz/viewtopic.php?f=53&t=1682650
http://kiteonly12.free.fr/viewtopic.php?f=10&t=27928
http://forum.spolokmedikovke.sk/viewtopic.php?f=25&t=1102966
http://47.88.101.141/forum.php?mod=viewthread&tid=232207&extra=
http://kiteonly12.free.fr/viewtopic.php?f=7&t=51113
https://forum.pcfoster.pl/topic/125189-crypto-expert-nederland-en-ook-uitsluiten-casino/?p=296261
http://gwenael.free.fr/diss3/viewtopic.php?f=5&t=24690
http://kiteonly12.free.fr/viewtopic.php?f=4&t=18023
http://www.prepody.ru/topic38391.html
http://forum3.bandingklub.cz/viewtopic.php?f=24&t=1334481
https://mahayu.link/forum.php?mod=viewthread&tid=23173&extra=
https://gtamilchat.info/forum/index.php?topic=2520.new#new
http://forum.bandingklub.cz/viewtopic.php?f=39&t=1699721
http://forum3.bandingklub.cz/viewtopic.php?f=32&t=1364001