3000-series and 3100-series
"The previous 3020 entry-level machine is being 'end-of-lifed', leaving just the two 3100 products."
The 3020 is from the 3000-series line, not the 3100-series. There are two 3000-series products left, the 3040 and the 3070. The 3100-series now has three products, 3140, 3160 and 3170. A look at NetApp's product pages could have told you that.
Paris because it was a stupid mistake that the editor could have caught with 15 seconds of research.