Invert logic

src/freedombone-app-matrix

 IN_DEFAULT_INSTALL=0
 SHOW_ON_ABOUT=1
 NOT_ON_ONION=1
+MINIMUM_RAM_MB=1500
 
 MATRIX_DOMAIN_NAME=
 MATRIX_CODE=

src/freedombone-utils-selector

     for filename in $FILES
     do
         app_name=$(echo "${filename}" | awk -F '-app-' '{print $2}')
-        if [[ $(enough_ram_for_app "$app_name") != "0" ]]; then
+        if [[ $(enough_ram_for_app "$app_name") == "0" ]]; then
             if [[ $(app_not_on_onion_only "$app_name") != "0" ]]; then
                 # shellcheck disable=SC2068
                 if ! item_in_array "${app_name}" ${APPS_AVAILABLE[@]}; then
     do
         app_name=$(echo "${filename}" | awk -F '-app-' '{print $2}')
 
-        if [[ $(enough_ram_for_app "$app_name") != "0" ]]; then
+        if [[ $(enough_ram_for_app "$app_name") == "0" ]]; then
             if [[ $(app_not_on_onion_only "$app_name") != "0" ]]; then
                 # shellcheck disable=SC2068
                 if ! item_in_array "${app_name}" ${APPS_AVAILABLE[@]}; then
     do
         app_name=$(echo "${filename}" | awk -F '-app-' '{print $2}')
 
-        if [[ $(enough_ram_for_app "$app_name") != "0" ]]; then
+        if [[ $(enough_ram_for_app "$app_name") == "0" ]]; then
             if [[ $(app_not_on_onion_only "$app_name") != "0" ]]; then
                 if [[ $(app_is_installed "$app_name") == "1" ]]; then
                     # shellcheck disable=SC2068
     for filename in $FILES
     do
         app_name=$(echo "${filename}" | awk -F '-app-' '{print $2}')
-        if [[ $(enough_ram_for_app "$app_name") != "0" ]]; then
+        if [[ $(enough_ram_for_app "$app_name") == "0" ]]; then
             if [[ $(app_not_on_onion_only "$app_name") != "0" ]]; then
                 # shellcheck disable=SC2068
                 if item_in_array "${app_name}" ${APPS_AVAILABLE[@]}; then