'course not - its a pity my last comment detracted from the main point of my submission eh?
If I, and many others, are prepared to pay use Avbrief, pay to update NotamPro and pay to update our GPSs , then I don't know why we would be unwilling to pay for the use of your service.
Nothing wrong with being commercial
Why not take a poll? (no not pill !) (or maybe take a pill as well !)