Can Anyone Decipher a .htaccess File?

AddType application/java .class .class
AddType application/javascript .js2 .js2
AddType application/json .json .json
AddType application/msword .doc .docx .doc .docx
AddType application/pdf .pdf .pdf
AddType application/vnd.ms-access .mdb .mdb
AddType application/vnd.ms-excel .xla .xls .xlsx .xlt .xlw .xla .xls .xlsx .xlt .xlw
AddType application/vnd.ms-fontobject .eot .eot
AddType application/vnd.ms-powerpoint .pot .pps .ppt .pptx .pot .pps .ppt .pptx
AddType application/vnd.ms-project .mpp .mpp
AddType application/vnd.ms-write .wri .wri
AddType application/vnd.oasis.opendocument.chart .odc .odc
AddType application/vnd.oasis.opendocument.database .odb .odb
AddType application/vnd.oasis.opendocument.formula .odf .odf
AddType application/vnd.oasis.opendocument.graphics .odg .odg
AddType application/vnd.oasis.opendocument.presentation .odp .odp
AddType application/vnd.oasis.opendocument.spreadsheet .ods .ods
AddType application/vnd.oasis.opendocument.text .odt .odt
AddType application/x-font-otf .otf .otf
AddType application/x-font-ttf .ttf .ttc .ttf .ttc
AddType application/x-gzip .gz .gzip .gz .gzip
AddType application/x-javascript .js .js
AddType application/x-msdownload .exe .exe
AddType application/x-shockwave-flash .swf .swf
AddType application/x-tar .tar .tar
AddType application/zip .zip .zip
AddType audio/midi .mid .midi .mid .midi
AddType audio/mpeg .mp3 .m4a .mp3 .m4a
AddType audio/ogg .ogg .ogg
AddType audio/wav .wav .wav
AddType audio/wma .wma .wma
AddType audio/x-realaudio .ra .ram .ra .ram
AddType image/bmp .bmp .bmp
AddType image/gif .gif .gif
AddType image/jpeg .jpg .jpeg .jpe .jpg .jpeg .jpe
AddType image/png .png .png
AddType image/svg+xml .svg .svgz .svg .svgz
AddType image/tiff .tif .tiff .tif .tiff
AddType image/x-icon .ico .ico
AddType text/css .css .css
AddType text/html .html .htm .html .htm
AddType text/javascript .js3 .js3
AddType text/plain .txt .txt
AddType text/richtext .rtf .rtx .rtf .rtx
AddType text/x-component .htc .htc
AddType text/x-js .js4 .js4
AddType text/xml .xml .xml
AddType text/xsd .xsd .xsd
AddType text/xsl .xsl .xsl
AddType video/asf .asf .asx .wax .wmv .wmx .asf .asx .wax .wmv .wmx
AddType video/avi .avi .avi
AddType video/divx .divx .divx
AddType video/mp4 .mp4 .m4v .mp4 .m4v
AddType video/mpeg .mpeg .mpg .mpe .mpeg .mpg .mpe
AddType video/quicktime .mov .qt .mov .qt