adjHungarian nounNotation verbHurts detThe nounReadability prepOf possYour nounCode.
He's talking about naming things (one of the two hard problems), where what the thing is becomes more readable to him with the prefix on the name.
At the end of the day, however, consistency is key. For example, you used a capital letter to distinguish the start of a word, making it easier for me to understand what you were saying.