Fixed: show-paren-mode was disabled by large files because is it global mode.
Allow to disable show-paren-mode for certain buffers making preference buffer local.
--- a/.emacs-my Thu Dec 31 00:08:10 2020 +0200
+++ b/.emacs-my Thu Dec 31 00:20:03 2020 +0200
@@ -971,7 +971,9 @@
;; parenthesis, expression, mixed
(setq show-paren-style 'expression)
-(show-paren-mode 1) ; Parenthesis matching via highlighting.
+;; show-paren-mode is global, to override have to be local variable.
+(make-variable-buffer-local 'show-paren-mode)
+(show-paren-mode 1)
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
(message "input method")
@@ -1250,7 +1252,7 @@
(font-lock-mode -1)
(jit-lock-mode nil)
(buffer-disable-undo)
- (show-paren-mode -1)
+ (setq-local show-paren-mode nil)
(auto-revert-tail-mode -1)
(set (make-local-variable 'global-hl-line-mode) nil)
(set (make-local-variable 'line-number-mode) nil)