local function rPrint(s, l, i) -- recursive Print (structure, limit, indent)
    l = (l) or 1000000; i = i or "";  -- default item limit, indent string
    if (l<1) then print "ERROR: Item limit reached."; return l-1 end;
    local ts = type(s);
    if (ts ~= "table") then print (i,ts,s); return l-1 end
    print (i,ts);           -- print "table"
    for k,v in pairs(s) do  -- print "[KEY] VALUE"
      l = rPrint(v, l, i.."\t["..tostring(k).."]");
      if (l < 0) then break end
    end
    return l
end