I prefer using the size:[bytes] search term to has:attachment larger_than:10mb. Emails with multiple attachments get picked up by the former; the latter works for emails with any number of attachments, with at least one larger than the size you specify.

I'm not even sure why the topic is still up in the air. The people who take it so lightly must not understand the gravity of the situation.

The helium shortage is no laughing matter.