All what I can say is that, for now Bitcoin is not outdated by any other 'cryptocurrency'. But in years to come, if no other crypto stands up to beat bitcoin in the game then it can still stand. Modern technology is always increasing; if another coin emerges to give what bitcoin didn't give, don't be surprised that this our favorite coin will be outdated. Or else if it is constantly update to match new modern technology.
The answer is NO. base on the market preview, we check the Bitcoin performance on the market, it remain stable until now, even with the Beating on a lot of issue like Banned, Scammer, Hacking, and the critical issue on Regulation by country whom not acceptable on the use of Bitcoin digital transaction. Bitcoin can't be outdated, out perform, out done by any other crypto coin in the market. Check the Market Capital on investment for Bitcoin.