-- a note from _kt75 Worldwide, the most recent history was characterised by a drastic increase in the price of water [ 1 ], [ 2 ]. There exist a number of diverse (partially contradictory) price drivers: investment into (defective) supply and treatment infrastructure, installation of new infrastructure (incl. expansion of existing infrastructure), real and/or artificially induced water scarcity/depletion of natural water resources, failed financial speculations [ 3 ], targeted non-investment into water supply infrastructure to, for example, increase the sales volume of bottled water, etc. In addition to this there exists still a comprehensive lack of awareness on the limited resource water [ 4 ]. The rise of the price of water (along with an increase of the price of water rights) is a common phenomenon [ 5 ]-[ 8 ], but there exist particularly sensitive regions that may face particular increases in water prices: # Near Eeast (incl. Israel, Palestine, Jordan, Syria, Lebanon, Iraq,...