Why Topology is Overrated and Can't be Trusted on Aftermarket Scan Tools.

I tested the accuracy of topology on 2 different scan tools using 5 different cars to show how they differ from one another.
XTOOL D8W Wireless Bidirectional Scan Tool
https://amzn.to/407oWeq
XTOOL D9S PRO Automotive Scan Tool: Upgraded V2.0
https://amzn.to/3BrFNz7
LAUNCH X431 PRO3 ACE Elite Bidirectional Scan Tool with DBSCar VII
https://amzn.to/3ZNsy3w