weekly tweet roundup David Ma 7 years ago china announces plan to build hyperloop-like trains with top speed of 4,000 km/h. hmm. https://t.co/mJHmDcDEFE 2017-09-01 blaneys recognized as a top regional law firm. very proud of my colleagues. https://t.co/VfGm6aQfYX 2017-09-06