Blobs become squares with area proportional to variance, to convey relative weight. Tests for heterogeneity and trend added.
Forest plots are now virtually indistingishable from the present-day.
Species possibly extinct, but with descendants. Some also run in Unix. This is godsend in the run-up to a frantic overview meeting. To produce forest plots quickly from tables of trial results or stratum summaries. From the very beginning, many different CTSU projects have needed forest plots.