Think that pinot noir that retails for under $20 isn’t very good? Get yourself a bottle of Arrowhead Spring Vineyard 2010 Piont Noir ($18) and unlearn that widely held belief. Just-crushed raspberries and pomegranate fruit dominate the nose and tell you what’s coming on the ripe, concentrated palate — more raspberry and pomegranate with chalky, gently grippy tannins and fresh acidity. With some time open, a faint spicy, Dr. Pepper-esque note steps forward a half step. It’s not complex or a wine to age for 10-15 years, but it’s satisfying and delicious. Producer: Arrowhead Spring Vineyards AVA: Niagara Escarpment ABV: 13.6% Price: $18* (3…