a researcher/ anchor that doesn't get tired.
"He researched all day he is a brew."
A person that doesn't like mobile phones; not mobile-friendly.
"John is an ittybitty and doesn't like phones."
"He is even not allergic, but still he is an ittybitty."
A person that doesn't likes phones; telephonophobic, not mobile-friendly.
"He doesn't wants phones, he might have an ittybitty.