Yep, it's a good start. I thought something like this was in the works and it's why I finally broke down and decided to use the 330ES transponder on my Rocket and the GNX375 in the -8.
Many will scoff at the privacy issue, but it continues to be a big issue with me.
WARNING! Incorrect design and/or fabrication of aircraft and/or components may result in injury or death. Information presented in this post is based on my own experience - Reader has sole responsibility for determining accuracy or suitability for use.
Harmon Rocket II -SDS EFI
RV-8 - SDS CPI
1940 Taylorcraft BL-65