I've also dipped significantly in my use recently, but I don't think that's related to sustainability of the site so much as personal ebb and flow in attention and whether Academia.SE is currently beating out other options for entertaining myself.
I do suspect that we will see a lot of "the core questions" getting answered over time, but I don't think that'...
At its base this doesn't seem all that different from StackOverflow to me. If you look back, questions from 2009 about how to do a very basic thing in Python would get 2000 upvotes and a stream of updated answers over the last 7 years. If you follow the current queue of questions, you'll see instead that they tend to be very specific and that garnering 2 ...
Some of these questions are probably answerable with the data explorer. Moderators also have tools to look at site analytics. Our site "graduated" from being a beta site in April of 2014. This was during a period of intense growth as measured by most, possibly all, meaningful metrics including number of posts, votes, views, visits, users, and posters. This ...
In general, I like shape of Academia.SE. And I am still being surprised, that with so many subjective questions, this site is a nice resource.
However, in my personal opinion:
Too much of life-story/life-choices/coaching/etc
often associated with personal-advice) - just please, no (I understand that newcomers may treat SE as a forum, but it is our job to ...
I see no real threat with specialized questions, as long as they are actually answerable in similar level of detail.
What typically does happen rather more often is that you get questions asking for advice, given a particular situation; majority of which are specialized to the extent that it's difficult to give a satisfactory and factual answer without ...
Who to address on the cover letter?
Net Score: 16 (Excellent: 17, Satisfactory: 2, Needs Improvement: 1)
Should you request graduate school recommendation letters only from those that know you as a researcher?
Net Score: 13 (Excellent: 13, Satisfactory: 6, Needs Improvement: 0)
Cite a developed version of an algorithm (citation chain)?
it seems to me that when I have been browsing new questions here, most
of them are either duplicates (if not in the technical sense, at least
morally so) or about some specialized issue I am not so interested in.
Honestly, one the front page I feel very similarly at times. There are days when I don't have the patience to deal with questions that look ...
Very few research groups: continue doing PhD in this area?
Net Score: 5 (Excellent: 8, Satisfactory: 13, Needs Improvement: 3)
How do I make sure I get strong recommendation letters for faculty positions?
Net Score: 18 (Excellent: 18, Satisfactory: 5, Needs Improvement: 0)
Scholarships in general and Ontario Trillium Scholarship in ...
What does a plus sign mean in journal abbreviations?
Net Score: 8 (Excellent: 8, Satisfactory: 6, Needs Improvement: 0)
How much vacation time is typical during a PhD in the United States?
Net Score: 10 (Excellent: 10, Satisfactory: 3, Needs Improvement: 0)
Advisor dies suddenly, advice needed for research students
Net Score: 10 (...
Potential Post-Doc supervisor visit: should I give a talk or just have a meeting?
Net Score: 19 (Excellent: 19, Satisfactory: 7, Needs Improvement: 0)
Retrieving the references in a publication automatically
Net Score: 16 (Excellent: 16, Satisfactory: 10, Needs Improvement: 0)
Could I change part of my paper after acceptance
Net Score: 13 ...