our reporter to ponder jim bellos tracking the top topics from this year's conference one of the major topics here at the cales communication congress is the fact that it may not be safe for consumers to charge a public charging stations for electric cars the cards that are used to pay they are not encrypted and that makes it very very easy to copy. and then of course as other topics on the agenda like net neutrality and of course a speech by edward snowden tomorrow thursday is definitely something that seems to be. being talked about at least by people who are attending and of course it's also a social credit score system that china is trying to implement by two thousand and twenty and that's a big topic as well. crude oil ends twenty seventeen at its highest level in more than two years prices have been steadily rising for weeks but got another boost on wednesday after an explosion of a pipeline in libya interrupted supply the pipeline connects some of the country's crude oil fields with the acid draw all terminal the incident might cut oil production by up to one hundred thousand ba