Neom's planners are reportedly worried people won't want to live at the bottom of a 1,640-foot horizontal skyscraper

• Neom planners are worried about The Line as costs skyrocket, The Wall Street Journal reported.
• Planners are reportedly concerned the horizontal skyscraper's design might not appeal to some people.
• The first 1.5 miles of the megaproject could cost more than $100 billion.

The cost of Saudi Arabia's Neom project seems to be spiraling — and that's not the only issue concerning planners.