The RCloud project covered some of this ground https://cscheid.net/2015/08/17/collaborative-visual-analysis-with-rcloud.html https://cscheid.net/2015/08/17/coll

The RCloud project covered some of this ground https://cscheid.net/2015/08/17/collaborative-visual-analysis-with-rcloud.html https://cscheid.net/2015/08/17/collaborative-visual-analysis... It takes the view that everything should be saved and versioned. In hindsight it seems obvious that this can overwhelm people with dead ends and scratch work and in general the flat workbook space doesn't provide enough help with organizing results. There are some other ideas mentioned in the conclusion of the RCloud paper.