Someone is selling me their 2017 5k 27in iMac (roughly 6 months old) for $2200 - the specs are below. Is it worth it or should I wait to see if 2018 iMacs will be coming out? Note that I would likely be getting the base 2018 model with SSD upgrade.
Intel Core i7 4.2ghz
1tb SSD
32gb ram (user...