Track recording is in the works. The reason that it takes so long is that OM devs want it to be polished rather than a slapped together UX trainwreck. That, and

Track recording is in the works. The reason that it takes so long is that OM devs want it to be polished rather than a slapped together UX trainwreck. That, and the fact current mobile OSes are hostile towards any background activity even if it's justified and lightweight on resources.