random image using rai(1) and convert(1)

rai -W 1000 -H 1000 -s 178469 \
	| convert PPM:- \
		-fill white \
		-font /usr/local/share/fonts/ProggyVector\ Regular.ttf \
		-pointsize 75 \
		-gravity center \
		-annotate 0 "rai(1)" \
		rai.jpg
				

read more and get it here