Even setting the social unease/creepiness factor aside, i.e. of having ambient notifications when a stranger that might want to pick you up is hanging out in the same bar, the idea looked very challenging to get off the ground, given a double layer of network effects being in effect.
She's very smart, highly educated, courageous in making her way as a top professional in what is still very much a man's world, smashing looking, very challenging yet nice.
However you do it, the message is the same: things are looking very good for Obama and very challenging for Romney.
The results look very promising.
Maybe that's why new shows for 2015 don't look very challenging they include a remake of The Odd Couple from the producer of Mad About You.
"We are still looking at a very challenging week for passengers and for the airlines," Siim Kallas, the European Union transportation commissioner, said in a statement.
According to 500 Startups partner Juan López Salaberry, it remains very challenging for startups looking to raise more than $500,000 in funding.
Despite significant advancement in interactive shape modeling, creating complex high-quality realistic looking 3D models from scratch is still a very challenging task.
Furthermore, a large-scale randomized trial looking at physician EMS versus nonphysician EMS is very challenging to perform.
"It is a very challenging time," said Mr. Burke, who is 37, but looks more like college student than a chief executive.
