Proposer selection with increased MaxEB (EIP-7251)

Online event: https://us06web.zoom.us/j/84513468897?pwd=SEd5TEN3Zi9XaThQRVpsVzZ4OFVmdz09

Dr Sandra Johnson is going to give a talk on her thoughts on the effects on proposer selection of EIP 7251, which would allow for stakes higher than 32 Eth.