Leading 4D Cinema innovator MediaMation, Inc. (MMI) of Torrance, CA, inks deal with major theatre chain National Amusements, Inc. of Norwood, MA to install a 70-seat MediaMation MX4D™ Motion EFX Theatre in the chain’s newly refurbished, 20-screen Showcase Cinema de Lux Revere location just outside Boston, MA. Plans call for the new U.S. MX4D™ theatre — the first full 4D Motion EFX theatre on the U.S. East Coast — to open summer of 2015.