Bitcoin vs Alternative Cryptos

You can gamble with crypto-currencies but that's... well, gambling. You know to only play with money you can lose in casinos, right? If you don't want to speculative more than needed, just buy and hold bitcoin. Folks don't get it. Bitcoin cannot be duplicated by other alt coins or tokens. All those are centrally controlled and can be attacked, manipulated and controlled much more so than the same risks to bitcoin.