A Python script you can use to analyze your FB messages in 2019
Written by Mark Pekala
Added Features:
Response time vs. word - This tells us how long (on average) it took for people to respond to messages that contained certain words. We graph the ten words that have the shortest average response time and the ten words that have the longest average response time.
Response time per person - This tells us how long (on average) it took another person to respond to messages sent by each person.