diff --git a/examples/random_sgr.zig b/examples/random_sgr.zig
index 8a5553e..4d5d169 100644
--- a/examples/random_sgr.zig
+++ b/examples/random_sgr.zig
@@ -8,43 +8,6 @@ fn signal(_: c_int) callconv(.C) void {
     done = true;
 }
 
-var column: u8 = 0;
-var line: u8 = 0;
-
-fn nextColumn() u8 {
-    const c = column;
-    column = (column + 7) % 80;
-    return c + 1;
-}
-
-fn nextLine() u8 {
-    const l = line;
-    line = (line + 27) % 24;
-    return l + 1;
-}
-
-var red: u8 = 0;
-var green: u8 = 0;
-var blue: u8 = 0;
-
-inline fn nextRed() u8 {
-    const r = red;
-    red +%= 31;
-    return r;
-}
-
-inline fn nextGreen() u8 {
-    const g = green;
-    green +%= 43;
-    return g;
-}
-
-inline fn nextBlue() u8 {
-    const b = blue;
-    blue +%= 67;
-    return b;
-}
-
 pub fn main() !void {
     var gpa = std.heap.GeneralPurposeAllocator(.{}){};
     const alloc = gpa.allocator();
@@ -160,33 +123,39 @@ pub fn main() !void {
         std.debug.print("finished sending data...\n", .{});
     }
 
-    const units = [_]struct {
-        name: []const u8,
-        factor: u64,
-    }{
-        .{ .name = "y", .factor = 365 * std.time.ns_per_day },
-        .{ .name = "w", .factor = std.time.ns_per_week },
-        .{ .name = "d", .factor = std.time.ns_per_day },
-        .{ .name = "h", .factor = std.time.ns_per_hour },
-        .{ .name = "m", .factor = std.time.ns_per_min },
-        .{ .name = "s", .factor = std.time.ns_per_s },
-        .{ .name = "ms", .factor = std.time.ns_per_ms },
-        .{ .name = "µs", .factor = std.time.ns_per_us },
-        .{ .name = "ns", .factor = 1 },
-    };
+    std.debug.print("time to send data: ", .{});
 
-    var i: usize = 0;
-    for (units) |unit| {
-        if (elapsed > unit.factor) {
-            if (i > 0) std.debug.print(" ", .{});
-            const r = elapsed % unit.factor;
-            const x = (elapsed - r) / unit.factor;
-            std.debug.print("{d}{s}", .{ x, unit.name });
-            elapsed = r;
-            i += 1;
+    {
+        var value = elapsed;
+        const units = [_]struct {
+            name: []const u8,
+            factor: u64,
+        }{
+            .{ .name = "y", .factor = 365 * std.time.ns_per_day },
+            .{ .name = "w", .factor = std.time.ns_per_week },
+            .{ .name = "d", .factor = std.time.ns_per_day },
+            .{ .name = "h", .factor = std.time.ns_per_hour },
+            .{ .name = "m", .factor = std.time.ns_per_min },
+            .{ .name = "s", .factor = std.time.ns_per_s },
+            .{ .name = "ms", .factor = std.time.ns_per_ms },
+            .{ .name = "µs", .factor = std.time.ns_per_us },
+            .{ .name = "ns", .factor = 1 },
+        };
+
+        var i: usize = 0;
+        for (units) |unit| {
+            if (value > unit.factor) {
+                if (i > 0) std.debug.print(" ", .{});
+                const r = value % unit.factor;
+                const x = (value - r) / unit.factor;
+                std.debug.print("{d}{s}", .{ x, unit.name });
+                value = r;
+                i += 1;
+            }
         }
     }
 
     std.debug.print("\n", .{});
-    std.debug.print("{d}\n", .{written.len});
+    std.debug.print("bytes written {d}\n", .{written.len});
+    std.debug.print("{d:>6.2} MiB/s\n", .{(@as(f64, @floatFromInt(written.len)) / (1024.0 * 1024.0)) / (@as(f64, @floatFromInt(elapsed)) / std.time.ns_per_s)});
 }