One of the outstanding small business opportunities of our times is selling courses online, and one of the best systems to do it on is Moodle. The world of education is moving away from traditional college degrees, evening classes and correspondence courses towards a ‘just-in-time’ model in which learners pick and choose what they need to learn right now, and can get instant access to it.

Want a Computer Science certificate from Harvard? Here you go. And you don’t have to go to Massachusetts. What’s more, this is the most popular course on the Harvard campus, with Harvard students calling it ‘the best of the best’. Now it’s online at edX, and enrollment is a snap. The course is known as CS50x: Introduction to Computer Science, and it teaches the essentials of basic computer languages while training students both with and without prior programming experience to think algorithmically and solve problems.

Net Neutrality. Free Speech on the Internet. Music Piracy. Governments snooping on their citizens. Who decides if all this is right, wrong or just plain murky? Who’d want to tackle the big ethical issues of the Internet Age: Wikileaks, Super-injunctions and social media, Edward Snowden? Who’d want to head Microsoft’s legal team in their Anti-Trust cases?

If business can be defined as a language, your fluency in it defines your level in the global hierarchy of commercial activity. From hot dog stand to corporate boardroom there is a spectrum of fluency in business terms, concepts and ideas. At the top you find people who have mastered these to enable themselves to move in C-suite circles with confidence. Many of those who didn’t get there from the hot dog stand by sheer force of will and chutzpah will have got an MBA under their belt to help them progress their careers.

Christmas does not come with a global user manual. There aren’t really any written protocols for what must happen in every country on Christmas Day. There is plenty of variety in how religious or secular the last week of December is, when and how gifts are given, what is eaten, and what traditions are observed. Over the years each country has made up the celebration of Christmas in its own way, created its own iconography and found its own blend of the Pagan and the Christian, the culinary and the playful.