###@£%:=^,                                          ,^=:%£@###
#£%%=^,,,,                                          ,,,,^=%%£#
@£$$%=^,,,                                          ,,,^=%$$£@
#£$:=^^,,,                                          ,,,^^=:$£#
##@£$%:=^,                                          ,^=:%$£@##
#@£$$%:=^,    ::                             ::     ,^=:%$$£@#
£%=^,,,,,,      ===============================     ,,,,,,^=%£
££%%:^,,,,     ##  mass-production treehouse  ##    ,,,,^:%%££
###@£$%=^,     ===============================      ,^=%$£@###
@@£%%%:=^,     ::                             ::    ,^=:%%%£@@
£$:^^,,,,,                                          ,,,,,^^:$£
£$%%=^^^,,   created in the twenty eighties as a    ,,^^^=%%$£
###@£$:=^,   cheap and open source way of dealing   ,^=:$£@###
##@£$%:=^,   with constant floods and a rising sea  ,^=:%$£@##
###@£$:=^,                  level.                  ,^=:$£@###
##@£$%:=^,                                          ,^=:%$£@##
£$:=,,,,,,  the "house" would consist of a stack of ,,,,,,=:$£
£$$%:===^,  floor modules, each a square of thirty  ,^===:%$$£
£$$$:^,,,,  six square meters. these could be made  ,,,,^:$$$£
@$%%%%:=^, out of various materials such as carbon  ,^=:%%%%$@
#@££$%:=^,   fiber or plastic, not necessarily the  ,^=:%$££@#
@£££$%:=^,           same for each floor.           ,^=:%$£££@
###@$%:=^,                                          ,^=:%$@###
@£%==^,,,,  the house would be hung on a "mast", a  ,,,,^==%£@
##@£$%:=^,   ridged metal pole extending between    ,^=:%$£@##
£%%%%%:=^,  fifty and a hundred meters. a mechanism ,^=:%%%%%£
@$%:==,,,,  within each floor would enable them to  ,,,,==:%$@
@@£%%::=^,  climb up or down the mast, together or  ,^=::%%£@@
##@£$%:=^,               individually.              ,^=:%$£@##
##@£$%:=^,                                          ,^=:%$£@##
##@£$%:=^,  the lowest floor would usually have a   ,^=:%$£@##
##@£$%:=^, loading dock, a balcony/front door, and  ,^=:%$£@##
###@£$:=^,             various ladders.             ,^=:$£@###
##@£$%:=^,                                          ,^=:%$£@##
##@£$%:=^,       ::                        ::       ,^=:%$£@##
@$:^^^,,,,        ==========================        ,,,,^^^:$@
##@£$%:=^,       ::                        ::       ,^=:%$£@##
£$$%:^,,,,                                          ,,,,^:%$$£
##@£$%:=^,      % climate ^ housing ^ modular %     ,^=:%$£@##
###@£$%:=^        % suburbs ^ open source %         ^=:%$£@###
#@@£$%:=^,                                          ,^=:%$£@@#
##@£$%:=^,                                          ,^=:%$£@##
###@$%:=^,                                          ,^=:%$@###
£%===^,,,,                                          ,,,,^===%£
£%:==^,,,,                                          ,,,,^==:%£