I apologize for not seeing this post earlier.
In truth, Business decisions reflect the direction in which development effort is applied. These decisions are not made by the development team themselves.
The decision to not code for PPC systems was a business one. With PowerPC system counts dwindling rapidly, and the main purveyor of said architecture officially divorcing themselves from it, it does not make good business sense to expend development time on it.
Sean Keough
Product Specialist, LogMeIn Support