Katy here from Shopify! I know we had spoken a little about this earlier via our support channels. Thank you for bringing this to our attention. I can confirm that our technical team are actively reviewing this for you at this time.
I would like to leave the thread open, just for any of our community members who may like to chime in. Or, if any of our members have noticed something similar on their own store please feel free to reach out to us directly. You can do so via phone, chat, email or social media.
I was just speaking with our technical team and they have let me know that this issue has now been resolved. If you could please clear your cache and try again this should work as expected. If you are still experiencing any issues with this, please do let us know. We really appreciate you all bringing this to our attention and apologize for any inconvenience caused.