It would not be a proper lesson on tea without sitting down and discussing the origin of tea. Where is it grown? More importantly where can it grow?
Milk teas are incredibly relaxing when done well. Most especially when freshly made at a tea house you like. 3:15PM, a brand by Shi Chen in Taiwan has done fairly well with their bagged milk tea variants for 'instant milk tea.' Check out my thoughts on this Earl Grey Milk tea by 3:15 PM.