Therefore, it might be considered part of tznius to avoid wearing bare ankles when visiting a community which does not. “
Exactly. So this begs the question – if chassidim are in a neighborhood where people wear a more modern style of dress (not untzniusdig, just not chassidish), if they wear their usual garb are they being untzniusdig ( strictly by the definitions that have been floating around here)because it makes them stand out and calls attention to them, especially by non-Jews? I think that much of this issue depends upon whose ox is being gored, i.e., whose perspective is being challenged.