5g internet will be rolling out in the next 2 years in the UK and Europe, speeds of 1GB+ per second have been achieved by Samsung  in south korea already..

http://www.theguardian.com/technology/shortcuts/2014/mar/10/david-cameron-wants-superfast-5g-internet-connection

4k.ultra hd streaming is already available....
Any problems larger blocks cause will be dealt with easily when the time is right