diff --git a/inxi b/inxi
index 3d30ec4..651ed17 100755
--- a/inxi
+++ b/inxi
@@ -39,6 +39,9 @@
 #### VARIABLES
 ########################################################################
 
+## NOTE: we can use hwinfo if it's available in all systems, or most, to get
+## a lot more data and verbosity levels going
+
 ### Variable initializations: null values
 
 CMDL_MAX=''
@@ -230,7 +233,7 @@ script_debugger()
 		if [ "$DEBUG" -eq 0 ];then
 			return
 		fi
-		if ((DEBUG_BUFFER_INDEX));then
+		if [ "$DEBUG_BUFFER_INDEX" -gt 0 ];then
 			for (( DEBUG_BUFFER_INDEX=0; DEBUG_BUFFER_INDEX < ${#a_debug_buffer[@]}; DEBUG_BUFFER_INDEX++ ))
 			do
 				print_screen_output "${a_debug_buffer[DEBUG_BUFFER_INDEX]}"