Bryan Van de Ven

> I want all figures to show tooltips simultaneously when the cursor hovers any figure where the CrosshairTool intersects lines. @jshiriyev There's more than one possibility here. You will need...

@jshiriyev I'm still not 100% sure which option you are asking for. Can you explicitly state "option 1" or "option 2"? Additionally, how do you want to "spell" this in...

Unfortunately I don't think "sharing" hover tool instances across plots is going to be a workable approach. Currently only Bokeh models without views are ever shared between plots, as there...

Just chiming in that if I understand your comment, we agree that this should be framed in terms of a new tooltip capability defined on the objects themselves, and not...

Unfortunately it's just not a trivial ask. Titles are drawn on a canvas, they are not DOM elements, so it's not possible to leverage DOM tooltips. And they are not...

@bokeh/core one very rough idea might be to introduce a notion of "derived columns" on a CDS, that can be specified in terms of existing expressions or transforms. The benefits...

Should we go ahead and start a `branch-4.0`?

@bokeh/dev I've gone ahead and created `branch-4.0` we'll probably want to discuss in a weekly meeting the best strategy for when to actually merge new PRs against it and how...

@ianthomas23 do you have ready any concrete examples of the sort of things this would enable that are not currently possible, e.g. with JS framework integrations? I would be interested...

@mattpap what shall we do here for 4.0? I believe you had mentioned an alternate approach but unless it's something that can be put forward sooner rather than later, or...