You know what would be cool? Borkedcoin where every instance of sha256 in bitcoin protocol is replaced by md5 (Merkle tree and pow), so we can see what happens when sha256 gets broken, all for science ofc.
If I get enough dogecoins I might go bother someone to do it. Donations accepted at
DASncMk96prpKkQq78nD5Bt4yCxqTt9sCb
M4xjwzTVh9p5ZTbd32hk4PjZVzwL8hoCZo
71rWBUxmzsQy3iGMzcCRpF9nNvZDFNHwju
AJMcqcr1AKvYy1ymKWzbEBdvBdW3CvHTZw
LQ56cujQMzcX64ouQYkQmZmF4mZPwuRuJW
N9fp3KCeq2tFmtrQj5geQ7vHsFCTeyPcU1
18mnnMqqJvt5oKkhvHqmghwogKEZ2rmQ8e