Then trying to add or remove from favorites I get this:
common.637f680af37c139b6e68.js:1 Uncaught Error: Cerebral operator.when: You have to use the STATE or PROPS TAG as values, see: http://cerebraljs.com/docs/api/operators.html#when
at Object.e [as function] (common.637f680af37c139b6e68.js:1)
at e.value (common.637f680af37c139b6e68.js:1)
at l (common.637f680af37c139b6e68.js:1)
at l (common.637f680af37c139b6e68.js:1)
at o (common.637f680af37c139b6e68.js:1)
at a (common.637f680af37c139b6e68.js:1)
at t.value (common.637f680af37c139b6e68.js:1)
at t.value (common.637f680af37c139b6e68.js:1)
at run (common.637f680af37c139b6e68.js:1)
at onClick (b570b2b3b3ac8c1958a8.js:1)
Browser: Chrome 61.0.3163.79 (Official Build) (64-bit) OS: MacOS Sierra 10.12.6 (16G29)
Then trying to add or remove from favorites I get this: