Anyone try the Lenovo Thunderbolt 3 dock which has two displayport outputs? Appears to be capable of driving DP+DP or DP+HDMI in extended mode.
https://www.amazon.com/Lenovo-Thinkpad-Thunderbolt-Dock-40AC0135US/dp/B071NWZDJB
https://www.amazon.com/Lenovo-Thinkpad-Thunderbolt-Dock-40AC0135US/dp/B071NWZDJB
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