For years the advice about writing for the web was to keep it short. People skim, attention spans are shot, nobody reads past the first screen, so get in and get out. I believed a good chunk of that. What I keep seeing lately makes me think we took it too far, and that the longer, more thorough piece is outperforming the snappy one.
The evidence is stacking up from a few directions at once.
On the search side, if you look at what tends to rank at the top for competitive terms, it is rarely the three-hundred-word skim. It is more often the piece that actually covers the subject properly, answers the follow-up questions, and gives someone a reason to stop looking. With Google visibly getting better at understanding topics, a page that treats a subject fully has an advantage over one that grazes the surface.
On the sharing side, there is decent data going around that longer articles get shared more, not less, than short ones. That surprised me the first time I saw it, because it runs against the “nobody has time” story. My reading is that people share things that made them feel they learned something, and a thin post rarely does that.
I should be fair about the other side of this, because there is one. Length for its own sake is a trap. A padded two-thousand-word article that could have said the same thing in eight hundred is worse than the short version, not better; readers can smell filler, and stretching a thin idea to hit a word count fools nobody. The aim is to cover a subject properly, which usually takes more words than we used to allow ourselves, not to run long for the sake of it.
There is a cost worth naming here too. A proper long-form piece takes real time to research and write, and it takes editing to keep it from sprawling. You cannot publish them at the pace of quick posts, which means committing to fewer, better pieces. For a small team that is a genuine trade-off, and not everyone will want to make it.
If you fancy testing this on your own site, I would not rewrite everything. Pick one topic you know well and where you currently have a thin page, and do the fullest, most useful version of it you can manage. Give it a few months, watch how it ranks and how it gets shared, and compare it fairly against the short pieces around it. That single experiment will tell you more about your audience than my opinion will.