MILEPCCO

"From a software perspective, an operating system and the programs you run on it tend to accumulate all sorts of cruft over extended periods of use – temporary files, disk caches, page files, open file descriptors, pipes, sockets, zombie processes, memory leaks, etc. etc. etc. All that stuff can slow down the computer, but...

One of the biggest challenges for people who is learning a language that normally do not use in their daily activities, I think it is keeping up a natural conversation with people who talk this language every day, I mean, when you go to the school to learn, for example, english, there is a sort of list with dialogues and expressions...