Hopefully are able to read the top of the page of this image which is taken from the link that DrByte posted above and shows the answer to that question as yes, in ZC 1.5.6:
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Type: Posts; User: mc12345678
Hopefully are able to read the top of the page of this image which is taken from the link that DrByte posted above and shows the answer to that question as yes, in ZC 1.5.6:
17323
To me the solution looks acceptable since this product type is designed to not allow addition to the cart, some "values" were not previously posted to the page and previously a '' would be...