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 # htmlwidgets (development version)
 
+* htmlwidgets once again eagerly recurses into list-like objects when searching for JavaScript strings wrapped in `JS()`. If you encounter an infinite recursion ("C stack usage is too close to the limit"), the best strategy is to coerce the offending items to a character string. (#478)
+
 # htmlwidgets 1.6.3
 
 ### Potentially breaking changes