It is said that half knowledge is more dangerous than ignorance. This truism holds true today when you see the amount of misinformation floating around as genuine advice in the wake of the Covid-19 pandemic and the stock market crash. While the advice is well-meaning, there is always a chance that it is only half-true or worse, completely wrong. The Covid-19 pandemic has spread fear throughout the world, with the epicentre now moving to Europe from China.