4 ms·

All this can be expressed in cold, hard, and comparable numbers? I very much doubt that. Any system which wants to measure these traits is doomed to fail.

• b_tterc_p 8y ago
  Some of them can. Some of them can be measured in soft feedback ratings on simple scales.
  • chopin 8y ago
    That's why I said comparable. Soft feedback is not comparable.
• dr_dshiv 8y ago
  Rules of measurement: 1. Anything can be measured 2. All measurements have error