The social media world rarely stands still for long, and while 2015 was a big year for social platforms, 2016 might be even bigger. We're entering a new era of online access, mobile usability, and social interactions, and that's going to be reflected in the type, diversity, and utility of social apps in the near future.
If you're in the job market, I suggest taking full advantage of LinkedIn and optimizing your profile. Seek out people who may be working at a company or in an industry that you're interested in and invite them out to lunch. Perhaps they won't have anything available for you right then and there, but they probably know someone who does.
Paid time off is a publicity stunt. Most companies know that their best employees aren't going to take advantage of it. And by leaving the policy open and "up to the employee" managers are now creating a different kind of competitive environment, one that encourages taking less time off, rather than more.
The idea of building an app is attractive for many reasons. First, it's tangible. You can build it and put your name on it. Second, it's completely customizable. The canvas is only limited to your imagination and your coding skill. Third, you can track it, monitoring downloads and usage. And of course, you stand to gain money and fame if your app is successful with the masses.