With this release it looks like this may bring Square as a viable gateway/CC processor for 3rd party ecommerce platforms such as WooCommerce. Any confirmation?
Yes, this can be used as a payment gateway option for ECommerce platforms (including Woocommmerce). It's already available through both Bigcommerce and Weebly.
Yes, these two options were already available, however, anything else was off the table until this release.