There has been a 1,000-fold increase in SD memory card capacity in little more than a decade, says manufacturer SanDisk. In 2003, SanDisk unveiled its first 512MB SD card and has now unveiled what it says is the world’s highest capacity SD card on the market with a 512GB capacity. The company says the new 512GB Extreme Pro SDXC UHS-I card delivers write speeds up to 90 MB/s and UHS Speed Class 3 (U3) recording speed for high resolution, real-world colour and stutter-free 4K…