I don't have any problem with 1000 line files in Atom either. It sucks at 100,000 line files, but I only ever open them in an editor by accident (Atom gives a

I don't have any problem with 1000 line files in Atom either. It sucks at 100,000 line files, but I only ever open them in an editor by accident (Atom gives a warning). That is what grep and tail are for