It might be worth checking into a Racepak or something if you want to add on.
I am not sure how popular/robust the system you listed is, but seems like the more popular it is, the easier it is to get help and information, share parts when in a pinch.
Just my thoughts...
I am using ETAS logger on my stuff, but that is because I use it at work. My guess is that nobody is using it on their project/toy cars.