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Jamie has recently been working on a mobile and desktop application with his new company Theoretical Ltd.

‘Muso’ is an app designed for all music students & teachers, allowing the teacher to see an exact overview of everything their pupils understands, and helps break down music theory into small accessible quizzes for the student to help build theory knowledge alongside their lessons. is currently looking for organisations and individuals to help test the app in their own teaching environment. If you are a private or classroom teacher, or feel you would benefit from a greater understanding of a groups theory knowledge you can sign up to be a tester at

You can also sign up to be updated as Muso takes shape and released on their homepage.