Completely agree. The Business Week cover story on new details from the Target data breach got 16 upvotes:
https://news.ycombinator.com/item?id=7391406
It was submitted with 5 other URLs and each got a point or two.
Another example, the excellent NyTimes story on the NSA breaching Chinese telco companies to hack Huawei got 10 points:
https://news.ycombinator.com/item?id=7450963
The NYTimes version was the canonical source.
There was a great WSJ report on Google adapting to the app age which was heavily shared on Twitter, 1 point on HN:
https://news.ycombinator.com/item?id=7375529
Bill Gates Rolling Stone interview, 1 point (although re-blogs of excerpts ranked):
https://news.ycombinator.com/item?id=7393830
BW on Satya Nadella managing the legacy of Ballmer's Microsoft board, 4 points:
https://news.ycombinator.com/item?id=7348628
These are stories I quickly recalled from the last ~week that I enjoyed, all just happen to not register on HN.
If I go through my queue on pocket i'm certain there would be many more examples. I'd estimate less than 10% of what I now save on pocket for reading is sources from HN.
My take is that there was an influx of non-tech people wanting to find out what tech people were reading about. If you subscribe to the usual tech blogs you'll find (or would have found) that a lot of their stories are/were sources from here or are reblogs[0]. This mass of new users has now affected what is selected and how.
[0] Example, Notch tweets that they are canceling their Oculus deal. His tweet gets 8 points:
https://news.ycombinator.com/item?id=7469714
A Next Web story which is nothing more than the tweet embedded in a page of ads gets 823 points: