There is a wonderful article of the science and pleasures of cheap, affordable wine by Ben Panco in the current edition of The Smithsonion.
The article begins with "We live in a golden age of wine, thanks in part to thirsty millennials and Americans seemingly intent on out-drinking the French. Yet for all its popularity, the sommelier's world is largely a mysterious one. Bottles on grocery store shelves come adorned with whimsical images and proudly proclaim their region of origin, but rarely list ingredients other than grapes. Meanwhile, while ordering wine at a restaurant can often mean pretending to understand terms like "mouthfeel," "legs" or "bouquet."
"I liked wine the same way I liked Tibetan hand puppetry or theoretical particle physics," writes journalist Bianca Bosker in the introduction to her new book Cork Dork, "which is to say I had no idea what was going on but was content to smile and nod."
You can read more at the Smithsonion.com