"When it rains it comes in everywhere and sometimes we have to close the classroom and move the students and it does interrupt their learning and it is very, very difficult, " says Ms Raffee.

BBC: School rebuild joy turns to frustration

Mr. Felice: I didn't find it very difficult because I enjoyed learning about the differences.

WSJ: Managing in Asia: Dell Goes Local; Steve Felice

Creating software that can write long-form narratives is very difficult, full of all sorts of interesting artificial intelligence, machine learning and natural language problems.

FORBES: An Author Turns to Software to Take the Tedium out of Writing