4 ms·
I've found it extremely dependent on fine differences in the primary thing I'm doing. e.g. I have no problem following if I'm going on an uneventful or familiar
by cpmsmith 8y ago
I've found it extremely dependent on fine differences in the primary thing I'm doing. e.g. I have no problem following if I'm going on an uneventful or familiar drive, but will automatically tune it out if I don't know where I'm going.