By Rob Lenihan Fidelity Investments said it will allow investors to put a bitcoin account in their 401(k)s. The biggest game in town is giving crypto a seat at the table. Fidelity Investments said it will allow investors to put a bitcoin account in their 401(k)s. The Industry’s First OfferingThe company said Fidelity’s workplace Digital Assets Account is the industry’s first offering that will enable people to have a portion of their retirement savings allocated to bitcoin through its core 401(k) plan investment lineup. The account fee will be between 0.75% and 0.90% of assets, depending upon …