Of course, all chances are there and open, nothing perfect, the coins that now look good will be refined with another coin. but it seems like it takes a long time to replace bitcoin because bitcoin market cap is currently the largest.
None of the existing altcoins will have any significant impact on Bitcoin!
This is whisful thinking. None of those will replace Bitcoin.
The big money is moving into Bitcoin right now. With big money I mean the Wall Street and the institutional money.
Bitcoin will continue rising like crazy. Most alts will act like penny stocks imo. They are mostly used to make more Bitcoin with it.
They will rise in terms of USD. But most of them will continue to lose against BTC, with some up and down swings of course due to natural market behaviour.