We know many Altcoins want to be better compared to Bitcoin but have failed so far
Please share here and also add a short comment why it is your most important Bitcoin argument.
Investing in altcoins is more risky because of its high volatility but Bitcoin is less volatile. Bitcoin is suitable for long-term investment, but it is not the case for altcoins. Bitcoin had a high rate of liquidity because of its popularity and wide acceptance. You can always find someone who wants to sell or buy Bitcoin.