340 Chugging instead of Reving

You'd be surprised what happens after looking at print for a long time. Cover one eye up and try it. But that's no good, because you always have the option to uncover it.
I had a sliver of metal from a carbide cutter drilled out of one of my eyes not that long ago. Wore a patch for a month like a damn pirate. It is much harder to read and your depth of focus is severely distorted. So I can say I’ve briefly had to deal with it.