We would also really appreciate a native View of hierarchical data based on self-referencing linked-record-field / Foreign Keys. This would be a huge product improvement for power-users (which sooner or later any airtable user becomes :grinning_face...
We also have generated HTML in a field, so it would be great if HTML is not escaped, when being used as a variable within the sendgrid body text. We would really appreciate this feature. Any plans on this?