The introduction of video conferencing has created a spot market for human talent, allowing easier access to expertise, but if you cancel a Zoom call, people are just mildly inconvenienced, whereas if someone travels to meet you and you cancel last minute, they're understandably really upset. The psychological nature of these situations is totally different, and people often compare Zoom meetings to face-to-face meetings, forgetting that many of these meetings wouldn't have happened at all in reality.