I try to search around and see no one is sharing yet.
A workaround to get Playbook 4TB cloud storage: https://www.playbook.com/s/giveaway/leo-natsume-3d
Click "Get illustrations" and sign in with your Google account.
After that you can verify you get a 4TB space in your setting section.
Note that Playbook is founded by ex-Google head of design.
More info here: https://techcrunch.com/2021/08/26/playbook-which-aims-to-be-the-dropbox-for-designers-raises-4m-in-round-led-by-founders-fund/