First-time Đapps makers learn the hard way that downloading and syncing the Ethereum blockchain sucks. Infura builds blockchain infrastructure and provides API calls so you can develop and run your Đapps without hosting your own node. This literally will save you DAYS.
Elph is building highly scalable blockchain infrastructure. Our network of layer-2 Plasma sidechains increases the transaction throughput on Ethereum to over 5,000 transactions per second, enabling users to instantly exchange cryptocurrencies, interact in real-time with decentralized apps, and execute smart contracts at high speed and low cost.