I have made many modifications to my AI 2 to improve safety or harden the boat--all applicable to use on a TI. I've reported them here:
https://www.hobie.com/forums/viewtopic.php?f=70&t=7276&start=750&_ga=2.74625810.125172986.1526336923-1871989019.1515722084If you have any questions about them, post here.
I am one of the few people to have actually capsized my Island. You can read about that experience here:
https://www.hobie.com/forums/viewtopic.php?f=70&t=54465&start=15 Scroll down to "
The Capsize and Recovery"
Keith