The domain worth nothing, you can literally list any numbers, but no one will buy it, because its too generic, and no usage for either a business, or a personal brand, you like milk? No problem, keep it till forever.
There's a lot of generic short domains that got sold for a lot of money, so not really sure what made you comment that.
Does it matter? He clearly has no idea what he’s talking about. That domain would easily sell in a day for over $1M if he were willing to sell it.
he said he's consider a 1 order magnitude greater than that.
It would be ideal for large new social platform (like Reddit or Twitter). Easy to type and pronounce, short. Probably not trademarked or copyrighted either.
short dictionary domains are memorable and easy to type. this alone makes them valuable for branding purposes. Imainge creating a dating app. Telling people to go to "date.com" would sure be easier than "newdatatingapp.com"
such one word domain would easily go for ~3k on open market.