Also it allow exchange easy your coins in several altcoins (like w-eth/ltc or btc or FIAT). It's very easy setup a wallet or create a token and they have introduced functions that allow the creation of smart assets.
As already people said they have lost "appeal" during this years but this not means there are point of weakness.
One of the fastest Blockchain is TRX. It can be an idea using it, but without details of what you're searching for and why it's very hard say what is better.
1. NEO
2. Waves
3. Tron
It's just that you won't have the freedom you can get from ethereum if you choose Tron, the CEO is a pain in the ass for new projects that use Tron blockchain, the CEO behavior is like the one you would get from a centralized blockchain platform.