Sure i think somebody would be glad to try this client. We've just migrated to Spark, so i don't think we are going to do any moves for some time. But based on AIR this should be ligther than Java? People with low resources can use it then. Some years ago there was an incentive to move Spark to AIR, but it never took off. Interesting that you even have Fastpath. Probably even with some issues fixed that are still in the Spark? Then i think it sure will have some audience here. Some folks are struggling with Spark + fastpath scenarios.
It's a pity we don't have some dedicated download page for such stuff, because it may get lost in the forums if you just post it as a DOC, etc. Though we can do a blog post to get some attention or even create a forum space. If you are willing to provide support for dozens of requesters 