English to Chinese Tech/Engineering IT (Information Technology) Tape

Still, tape remains part of backup in many shops. It's the primary backup medium at 25 percent of enterprises surveyed by ESG, and it's used for backup at 56 percent of the surveyed sites, Buffington said. By comparison, only 2 percent of enterprises said they back up directly to cloud storage.
Tape survives partly due to {inertia}, says Pund-IT analyst Charles King.
"A lot of it has to do with prior use and existing infrastructure investments," King says. "You've put millions of dollars into it, and it's cheaper to keep the old stuff rolling than it is to migrate to a new system."
起初想译成“用户惰性”，但看到后面一段，发现不合适。
“原有的投入”？