>If nobody advertised, every solution would be equally discoverable via search and word-of-mouth.
No it wouldn't. If someone opens up a new restaurant a block away there's not going to be much word of mouth when it just opened, and even if they make a website, web search will prioritise the websites of existing restaurants because their domains have been around longer and have more inbound links.
No it wouldn't. If someone opens up a new restaurant a block away there's not going to be much word of mouth when it just opened, and even if they make a website, web search will prioritise the websites of existing restaurants because their domains have been around longer and have more inbound links.