But if you are using electrum wallet, you can pay as low as 1 sat per transaction which can be confirmed within the next blocks. So, how can you say that it's a high fee if you're only paying for 1 sat. You can increase it if you want a little quicker.
XSN's solution is capable of effectively solving the Lightning Network's current liquidity problems so people can buy actually buy coffee with Bitcoin and have it be as easy as paying with cash.
But my concern about bitcoin's transaction for being high as you have said, I'm just clarifying that you can send it as low as 1 sat and get confirmed within few moments. And with lightning network, yes, we know how effecient and quick it is as solution to network traffic.