Did you try Parity light ethereum client ? Ethereum is very easy to use, my grandma could send money with it, please dont take your bad experience for a generality.
"Practical use total bullshit" What could be the practical use of a world scale decentralised computer ? I wonder ? Ethereum wont be replaced, smart contracts tech is here and will stay.
RE: Oh no, Please Do Not Increase the Gaz Fee!