Atom has an ambitious concept and is generally engineered well, but the performance is crippling it so far. I'm not sure whether it's possible in the current we

Atom has an ambitious concept and is generally engineered well, but the performance is crippling it so far. I'm not sure whether it's possible in the current web-to-native implementation to actually reach native performance, especially for large files, but so far it's just not ready for the primetime.