The downside of submodules is you lose the ability to easily branch across all packages/repos and then just commit. You could branch the other project but then

The downside of submodules is you lose the ability to easily branch across all packages/repos and then just commit. You could branch the other project but then you have to coordinate this yourself. There is a project called Meta that can help but to me feels like it can quickly get out of control. Do you find this a problem?