Try the annotations at finwake.com to get a feel for the hypertext-like layers and connections in the language. Or just acknowledge that it's not going to all make sense in one go and let the text wash around you as you keep reading.
ITIL is common enough, as are less formal strategies adopted by project delivery teams, departments and more lateral communities.
Without organisational support for agile adoption, from C-level down, agile is very unlikely to be successfully implemented because at some point the team who collectively contract to deliver a testable result in a sprint will derail, or be derailed by a conflicting schedule.
I guess it's the same phenomenon that was observed when people noticed that the waterfall software lifecycle was more of a spiral model, and started exploring Rapid Application Development techniques. There's nothing new under the sun.
Paul Sellers series of videos are an engaging introduction to woodworking, focusing on why we have certain hand tools as well as the surprising amount they can accomplish.
His woodworkers bench project is a great place to start when planning an entry level tool set.
'Without Wire' has capitalisation which makes me think Wire is a programming language, but the site's talking prototyping without wire, I think.
Presumably the AUD 20 pre-order woudl be paid up front but there's no way to see who you are - the address in the copyright tag doesn't even tie to the domain name - or what the roadmap is or how progress is going. Which makes me wonder why this isn't using one of the established starter platforms.
The whole page looks disposable.
Which is a shame, as I spent a few hours recently rerouting wiring to get a prototype out of a breadboard and feel like I should be in your target audience.