He decided the case of Cantor Fitzgerald v Tradition UK (2001), where he ruled that the 3,000 out of 77,000 lines of copied source code by Tradition's programmers would be substantial, it not being important to substantiality what use the program made out of the code, i.e.
In the Cantor Fitzgerald v Tradition UK (2001) case, he decided that 3,000 out of 77,000 lines of copied source code by Tradition's programmers were substantial, irrespective of whether the program leveraged the code for its intended purpose.