10 REM A SINE WAVE, THE 1978 WAY: LINE NUMBERS, TAB AND SIN
20 B = 0
30 FOR T = 0 TO 11
40 A = INT(20 + 18 * SIN(T))
50 IF B = 0 THEN PRINT TAB(A); "1988"
60 IF B = 1 THEN PRINT TAB(A); "2026"
70 B = 1 - B
80 NEXT T
90 PRINT TAB(11); "SAME BYTES, EVERY MACHINE"