Problem 1: In 2019 Western Digital announced the Ultrastar DC HC650, a 20TB hard disk drive for cloud/server computing (a performance-oriented application), for shipment in 2020. Using this drive as a data point do you think this rate of improvement in capacity has held true for the 17 years following publication of the article? Why or why not?
Problem 2: What does Patterson assert is the annual latency improvement for performance-oriented disk drives over the last three milestones cited?
Problem 3: Do you think this has held true for the 17 year period after the article appeared? Why or why not? Use the Ultrastar DC HC650 as a 2020 data point. You can find detailed specifications on-line.