Ask the WC 36: Restaurant wine, holiday wine, past vintages

This edition of Ask the WC: Restaurant wine prices keep going up, plus questions about holiday wine and past vintages

Because the customers always have questions, and the Wine Curmudgeon has answers in this irregular feature. You can Ask the Wine Curmudgeon a wine-related question by clicking here.

Dear Wine Curmudgeon:
I went out to dinner with some friends at a high-end steakhouse, and I couldn't believe the prices. How about $100 for a glass of wine? What's going on t…