1: Computer memory, sound really sucks? (9)
2: I left terminus, breaking a bone (7)
3: For Proust, life's purpose springs from remembrance of a torn desire (6,5)
4: Hear Native American appeal (3)
5: Guy who can last in Roman orgy (4,3)
6: In all, just a little peak. (3)
7: Land filled with rain is OK (7)
12: Bend in the middle and wind back (3)
14: Watering devices found in run-down orange sheds (6, 5)
17: One who watches set captor free (9)
19: Dancer Duncan is a road protestor (7)
20: One providing funds for last one in debt (7)
21: Fish spawn upstream in little orifices (3)
22: Ape, bird, teal, buck (7)
23: Clip securing a bow at the front of sister's dress (5)
28: Three kernels of copper-yellow grain (3)