I'm now willing to try callbacks because I have no idea anymore. http://andlabs.lostsig.com/blog/2014/06/27/61/my-ui-package-lessons-learned-about-threading-an

I'm now willing to try callbacks because I have no idea anymore. http://andlabs.lostsig.com/blog/2014/06/27/61/my-ui-package-lessons-learned-about-threading-and-plans-for-the-future#comment-18 http://andlabs.lostsig.com/blog/2014/06/27/61/my-ui-package-... What do you all think of this design?