Does anyone know if the S4 will get safestrap any time soon and I'm sorry if this has already been discussed but I'm not digging but only so far into the threads
It does not, you can make nandroid backups and just switch between them. Just make sure you store on your Ext SD card so you don't fill up your internal. Or keep an eye on this
MoDaCo Switch Is Coming For The Galaxy S4! Maintain Your Data While Switching Roms!