For those who use AWeber’s email service, the company’s recent 24-hour website outage offered a valuable lesson in what can happen if the cyber bullies decide to pick on your site.AWeber is one of the largest email service providers in the world. Its site was hacked in an attack that saw all of its clients (estimated at more than 100,000, including us) lose access to their email systems. That meant no emails could be sent and no one could sign up to email lists on clients’ websites.The experience posed an interesting problem: If a giant like ­AWeber, with hundreds of techies and a cast-iron security system, can be breached, what hope does the little guy have? Put another way: Have you ever sat in a room where the conversation has turned to who’s been burgled? It’s always sobering to discover that at least 50 percent of people have suffered a burglary, and the chances are you w