If you want to solve a problem that doesn't yet exist, then you are going to need deep pockets and lots of patience and persistence. This type of technology is commonly known as ‘bleeding edge’.

One of the hardest things for a product team to do is estimate how long it takes to build something. This inability to provide accurate timings can be frustrating for stakeholders, which is completely understandable if they have their own goals and timelines to adhere to. When faced with this challenge, I like to compare our work to going on a car journey.

The core theme behind The Salt Test is defining your riskiest assumptions and then testing them to see if they pass or fail. It is therefore imperative to have a set of numbers that define what constitutes a pass or a fail.