A key revelation of the alleged tapes, according to Miner, is that Monroe was not depressed and was actively planning for to become a serious, Shakespearean actress.
In addition to the action, the command includes other parameters such as a channel number (0-15), note pitch (0-127) and the speed a key was depressed (velocity).
The discovery could also help explain exactly how antidepressants help regulate mood in depressed patients, by suggesting brain plasticity is a key part of the process.