To all the people saying they should release server source code: You don’t even need to do that (as nice as it would be). At the very basic level all that is needed is:

• remove DRM (which probably cost more effort to add in the first place)
• a description of the API for any online components (which any decent dev team will already have internally documented)

magic databases containing the location of every flower shop cross referenced by geolocation and joined to the magic database of endangered beetle habitat

Open Street Map has entered the chat

looking at the junction points on that diagram only one side of the axle would change track if the switch was pulled resulting in a derailment so you could ignore the possibility of hitting the people in the middle thereby reducing this example to two parallel but unconnected trolley problems

i choose to kill whoever calls them trolleys and not trams

That 2012 one looks like I’ve focused it as a UI component. I need to get out and touch some grass.

If you use Organic Maps you may be interested in https://streetcomplete.app to help fill out the map

At this point the web is about as complex as an operating system in terms of complexity. That needs really strong specific standards in order for it to work, and in turn projects like web browsers are huge and complex.

If someone wanted to build a web browser that only followed the simpler parts of the specifications, it wouldn't work for many websites* and people would not use that browser.

*Whether or not sites need to be so complex is another question entirely, but the reality right now is that they are