Is it true that after the the metrization theorems of Bing and Nagata-Smirnov that the field is more or less dead, so there are no unsolved problems? Is it the case that any problems coming up require more structure so fall into other fields?
closed as primarily opinion-based by suomynonA, Asaf Karagila♦, TastyRomeo, Tim B., Shailesh Jan 25 '17 at 0:12
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