Yes, and in doing so they (well, Debian) upstreamed a lot of fixes for bashisms, so most system stuff is ok. Apparently a lot of node.js stuff uses #!/bin/bash

Yes, and in doing so they (well, Debian) upstreamed a lot of fixes for bashisms, so most system stuff is ok. Apparently a lot of node.js stuff uses #!/bin/bash explicitly in scripts, so removing bash entirely might be difficult if you use node, or otehr stuff.