If you’ve ever worn earbuds or the mini earphones that fit into your ears, you have probably experienced the hassle of them falling out or not being comfortable in your ears. Our next guest thinks his Upstate company has found the solution using 3D printing and as a result has spurred the South Carolina Research Authority’s investment affiliate, SC Launch, to invest a quarter million dollars into the company. Mike Switzer interviews Ric Hoke, founder and CEO of WAVS Custom, in Greenville, SC.