I think we're close but want to clarify that Google reCAPTCHA is deployed across our pages through Google Tag Manager (we didn't code this in ourselves) which is what seems to be conflicting with the Marketo form enabled reCAPTCHA.
We are currently trying to decide if it is more beneficial to keep the reCAPTCHA that is enabled through Google Tag Manager or remove it and use Marketo's new reCAPTCHA v3 on forms.
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