This is a STOC 2020 talk on Online Vector Balancing and Geometry Discrepancy.
Speaker: Makrand Sinha (CWI Amsterdam)
Joint Work with Nikhil Bansal, Haotian Jiang and Sahil Singla.
Link to a more detailed TCS+ talk given by Sahil: https://youtu.be/TfCr9ue1-sk
Link to full version of the paper: https://arxiv.org/abs/1912.03350