Image Credit: Ronnie Garcia/FlickrLinode, a company that hosts websites for companies and individual developers, is shelling out more money than it ever has before — $45 million — to upgrade its data center hardware. The effort should help it compete with younger upstarts. Investors have been bestowing venture funding on younger cloud-hosting companies like FireHost and especially DigitalOcean, which is becoming more and more widely used for hosting websites.