The problem with web-based wallets is with BGP attacks. You're essentially downloading your application every time. If your wallet is a local application, it's much harder to suffer from this. Much easier to target something like MEW instead of, say, Electrum

I just read the whitepaper (http://toprofit.top/whitepaper.pdf).

This does not read like a whitepaper. This reads like a marketing pamphlet. There's next to nothing for technical details ("whitepaper" implies technical details...).

*How* are you going to decentralize filesharing? There's not a clue to be found anywhere

This is an example of what I expect in a whitepaper: https://storj.io/storj.pdf
toprofit.top smells like a scam....