Conversation so far:
What was Warsaw like for E.T.A. Hoffman?
In Warsaw, E.T.A. Hoffmann found the same atmosphere he enjoyed in Berlin, renewing his friendship with Zacharias Werner, and meeting his future biographer, a neighbour jurist called Julius Eduard Itzig.
What was E. T. A. Hoffmann known for in Warsaw?
As chief Prussian administrator of the city from 1795 to 1806, E.T.A. Hoffmann was responsible for assigning surnames to Warsaw's Jewish community—a duty he executed based on whims.

Question: Are there any other interesting aspects about this article?
Self-contained rewrite: Are there any interesting aspects about E. T. A. Hoffmann's time in Warsaw and assigning surnames to Jewish communities?