Nice idea! For your landing page, I would suggest at least one concrete example to illustrate what it's for. Sort of like a user story, except visually. So,

Nice idea! For your landing page, I would suggest at least one concrete example to illustrate what it's for. Sort of like a user story, except visually. So, a topic that would plausibly be scattered among all of the different data sources listed, and showing your tool bringing that all together.