In reality, you just don't realise how much bloatware osx has. Install a firewall and watch as studentd or 100 other services you never use contacts apple.
Edit: List of most recent and trying not to include things that may be useful to me
syncdefaultsd,
nsurlsessiond,
apsd,
cloudd,
transparencyd,
mapspushd,
cloudphotod,
akd,
parsec-fbf,
appstoreagent,
AddressBookSourceSync,
com.apple.iCloudHelper.xpc,
familycircled,
trustd,
AssetCacheLocatorService.xpc,
imagent,
indentyservicesd,
com.apple.sbd,
studentd,
airportd,
configd,
parsecd,
com.apple.geod.xpc,
com.apple.geod.xpc,
avconferenced,
rapportd,
trustd,
remindd,
helpd,
syspolicyd
Long list right.... that's from the previous 3 hours.
Edit: List of most recent and trying not to include things that may be useful to me syncdefaultsd, nsurlsessiond, apsd, cloudd, transparencyd, mapspushd, cloudphotod, akd, parsec-fbf, appstoreagent, AddressBookSourceSync, com.apple.iCloudHelper.xpc, familycircled, trustd, AssetCacheLocatorService.xpc, imagent, indentyservicesd, com.apple.sbd, studentd, airportd, configd, parsecd, com.apple.geod.xpc, com.apple.geod.xpc, avconferenced, rapportd, trustd, remindd, helpd, syspolicyd
Long list right.... that's from the previous 3 hours.