toldyouso - ... and i told you so ;)
Ever wanted to keep evidence of an "and I knew it" situation? Save your early wisdom with an unmodifiable date and time and so secure a proof that you had known it ... and tell'em: AND I TOLD YOU SO!
How to test it
1.) Install docker, java, mvn, curl
2.) ./run_local -f
3.) Browse to http://localhost:8080/toldyouso
./run_local -h a try