Dropdown trigger expansion arrow should be on the right of the current epoch textbox
Height of the current epoch textbox should match the prev/next epoch buttons
Take away the persisted dropdown choices, instead use a dropdown ala re-com
Large events, stop rendering as strings, instead consider cljs-devtools render (JSON-ML). How to handle expansion from a design point of view ? If we do not handle expansion, where do we show the full event in the tabs which might allow for expansion ?