if you're trading something niche, illiquid, or on the longer time horizon (still under 24 hrs) then maybe manual trading is profitable. If you are day trading ES keep doing it :sneaky:
cutting edge techniques from ~2010. By the time big institutions are doing this it's old hat. https://access.redhat.com/sites/default/files/attachments/2012_solarflare_openonload_performance_brief_10.pdf
fpga, microwave networks, lasers (never took off) all old
You can create articles based on a topic and some more questions. With that article you can create a substack/medium or submit to newpapers or a newsletter or a forum. Most reading material on the internet is at the level of these ai tools
Here's one I created on investing during inflationary...