Just looked him up. Him and his twin Paul both started at Doncaster but never played.
Then they both went to
Ilkeston and jack played 5 games (didn’t score) and Paul never played.
Then they both got given 2 and a half year deals by Leeds in January 2016 but neither ever played for them.
Then jack went to Scottish league 1 in January 2017, scoring 1 goal in 15 games.
Then in January 2018 Cardiff city gave them both 2 and a half year contracts. They are 22.