> 2.5G is perfect for hobbyist use because it is significantly cheaper than anything 10G at the moment No, not really, it's the other way around. SFP+ based 10

> 2.5G is perfect for hobbyist use because it is significantly cheaper than anything 10G at the moment No, not really, it's the other way around. SFP+ based 10g networking equipment is much cheaper and and with much higher availability. And if needed, you can always adapt it to 1/2.5/5.10g networking using sfp+->rj45 transceivers. Only disadvantage was that you had to run fiber. Maybe it will change this year, bot for now 10g was a way to go