The original creator of the short-lived mobile game Flappy Bird has distanced himself from a group that claims it’s bringing the game back after a decade hiatus — and some online clues suggest it could have crypto ties. Dong Nguyen posted to X on Sept. 15 for the first time since 2017 to call out the company planning to re-release the 2013 game after it nabbed the trademark earlier this year. On Sept. 13, a group calling itself The Flappy Bird Foundation said it was re-releasing Flappy Bird, claiming in an X post that it took “acquiring legal rights and even working with my predecessor” to lau…