Quote - I don't understand what texture filtering does. Is there any situation where it is needed?

Yes. Have a look at these threads.[

http://www.renderosity.com/mod/forumpro/showthread.php?message_id=3469412&ebot_calc_page#message_3469412](http://www.renderosity.com/mod/forumpro/showthread.php?message_id=3469412&ebot_calc_page#message_3469412)[

http://www.renderosity.com/mod/forumpro/showthread.php?message_id=3486388&ebot_calc_page#message_3486388](http://www.renderosity.com/mod/forumpro/showthread.php?message_id=3486388&ebot_calc_page#message_3486388)

http://www.renderosity.com/mod/forumpro/showthread.php?message_id=3614509&ebot_calc_page#message_3614509

http://www.renderosity.com/mod/forumpro/showthread.php?message_id=3427825&ebot_calc_page#message_3427825

http://www.renderosity.com/mod/forumpro/showthread.php?message_id=3046862&ebot_calc_page#message_3046862

http://www.renderosity.com/mod/forumpro/showthread.php?message_id=3485027&ebot_calc_page#message_3485027

http://www.renderosity.com/mod/forumpro/showthread.php?message_id=3193397&ebot_calc_page#message_3193397

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Renderosity forum reply notifications are wonky. If I read a follow-up in a thread, but I don't myself reply, then notifications no longer happen AT ALL on that thread. So if I seem to be ignoring a question, that's why. (Updated September 23, 2019)