I work on projects T&L space and this does not fit my experience, in fact large warehouses and DCs are getting taller and most currently are much taller than 10

I work on projects T&L space and this does not fit my experience, in fact large warehouses and DCs are getting taller and most currently are much taller than 10’. Order pickers routinely pick or store items from the 5th and higher levels. Maybe you have in mind a local warehouse?