Yea:

LGB (shortest distance to street, free wifi)

LAS (best security, best taxi line)

BWI (best kid play area/aviation exhibit)

PDX (best shopping mall)

Nay:

IAD (worst security lines, longest walks, worst airside services)

DIA (ditto)

PHX (longest walks to connecting flights)

DFW (it's in Texas)

ATL (do you have to ask?)

MCI (cramped, no real food)

Anyplace with long security lines (LAX T1/T2, IAD, DIA) or shoe hell (you know who you are)

Anyplace with Soviet-era centralized rent-a-car terminals (e.g. BWI, OAK, ABQ)

Anyplace with foodless LCCs and no/inadequate food (PHX, LAS, IAD)