Hajj needs to be accessible to all Muslims, which does require upgraded infrastructure. The Saudi Government has implemented many changes to the Grand Mosque and the surrounding neighbourhoods. It is a difficult balance to increase hotel rooms and restrooms while at the same time preserving the area. There should be a safe place for everyone while at the same time there should be a way to preserve and honour the rich tradition and history of the past. Here are a few articles to help prepare your expectations upon arriving at the Grand Mosque. https://www.nytimes.com/2014/10/01/opinion/the-destruction-of-mecca.html https://www.theguardian.com/artanddesign/2012/oct/23/mecca-architecture-hajj1 https://www.citylab.com/equity/2016/09/has-mecca-become-a-disneyland-for-the-rich/499766/