How much for a 13" display to match the real estate of the Neo display?
Look up the costs of 11" and 13" HiDPI displays and subtract the costs yourself. I’m sure you can do it. I bought an excellent 14" external HiDPI USB C monitor for 40 Euro recently.
How much does each USB port cost per device?
A 5-pack of USB C ports costs about one dollar on Aliexpress.
How about a keyboard that is similar to the Neo keyboard?
10 dollars and that’s retail, not manufacturing cost.
How much for a 13" display to match the real estate of the Neo display? (Same specs too, dont cheap out)
Look up the costs of 11" and 13" HiDPI displays and subtract the costs yourself. I’m sure you can do it. I bought an excellent 14" external HiDPI USB C monitor for 40 Euro recently.
How about a travel bag to hold all this extra equipment?
Completely irrelevant to the topic that Apple the cost of the Neo is not reasonable.
Relevant because Neo has it built in.
How about the price of an iPad case?