Dogecoin (DOGE) and Elon Musk are making headlines as speculation mounts that it could be the currency used on X. However, analysts believe this is a long shot and that investors are better off with safe bets like Kaspa (KAS) or Rollblock (RBLK). Rollblock, in particular, just got pegged as the top altcoin of 2024 with 100x returns expected.