For what reason would you say that altcoin is superior to bitcoins? See, if bitcoin cost drop the altcoin cost too will be influenced so in the event that you offer bitcoin and exchange it to altcoin the cost of altcoin won't increment yet increment of holders and the cost of bitcoin can be drop since you offer your bitcoin that can influence the estimation of altcoin. Therefore, there is no superior to bitcoin on the grounds that if the altcoin value drop it has no impact in bitcoin.