News summarization, news data extraction, news question answering, news filtering. I can assure you that older 7B/13B models had trouble following directions and outputting (for example) JSON.
if you use commodity GPUs, sure. if you use TPUs (which Apple is already building into their chips) the efficiency improvements are massive. seriously look at some Coral Edge TPUs and what they can do at power levels completely unheard of for GPUs. then look at how much faster M1/M2 Macs are than normal desktop GPUs for machine learning tasks because they have an onboard accelerator
apple is known to care a lot about stuff like this. like, a lot. they are pedantic as heck