Why asking a developer “When will you be done?” is a horrible question.

https://betterprogramming.pub/the-worst-question-you-can-ask-a-software-developer-ddbcd5956eb4?source=friends_link&sk=8f58483891cb43b2a0fb22427d3b3575

synopsis: because there is so much uncertainty in development, you are forcing them to go on-record for something they cannot predict, often as a mechanism to transfer blame.