I'd say given the options from his vast vocabulary over the years, these are among the more positive words one could end up with. And here has an existential quality to it. Wherever you are, you are here.
I'm not sure he specifically recognized us, but it was clear he was happy to have us around. And it was actually pretty sad when we left. He didn't really understand.
The general deterioration continues to accelerate. I'm not sure where he'll be by this Christmas. His physical health is good, but his other faculties ...
Well, puzzles like the ones above are the one thing, besides eating, that can occupy him. It was sad seeing him work on these -- though it did provide a glimpse of his old character. He's always been super-industrious, and he tackled these like he used to get absorbed in his financial tables, to-do lists, yard work and the stuff he always brought home from the office.
And he does seem happier, less anxious and irritable than he's been. I guess the only upside of all this is you are blissfully free of a lifetime of regrets, disappointments and grudges. There is that.