(adsbygoogle = window.adsbygoogle || []).push({}); Judging from one of fourzerotwos latest twitter posts
It looks like IW do have some intention to add more game modes to the list:

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TDM is to short alot of times i hardly got to use my care package so i took it off my kill streak's. I always held onto it for a min. cause i didn't wanna go running out from where i was sniping from when there's enemies around me. And before i knew it the score limit was reached or the time had run out

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No idea what it could have been about, all he does is talk to fourzerotwo.