Sketchfab are giving out complimentary passes to this years SigGraph conference, which is being held virtually, for obvious reasons.
Details are Here
(https://sketchfab.com/blogs/community/sketchfab-at-siggraph-2020/?utm_source=sendinblue&utm_campaign=202035_Community_News_Meet_us_at_SIGGRAPH_2020__New_30_Store_Sale&utm_medium=email)