difficulty representation power standardWeb open future Processing ◎ ◯ ◯ ◯ ◯ △ Flash △ ◯ ◯ ◯ △ × Java △ ◯ ◯ ◎ ◯ × JS+Canvas △ ◯ ◯ ◎ ◯ ◯ JS+SVG △ ◯ ◯ ◯ ◯ ◯ HTML ◯ × ◎ ◎ ◯ ×