Do dribbble invites expire?

Related questions

1. What is the best time to post on Dribbble?
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3. What is a Dribbble shot?
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5. What is a Dribbble invite?

Tags

1. #before
2. #worth
3. #restored
4. #sender
5. #change
6. #expired
7. #invitation
8. #longer
9. #added
10. #doing
11. #expiration
12. #small
13. #currently
14. #invitations
15. #noting