======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '235'
                                          'artist'  'The Cars'
                                     'text_people'  ''
                                         'release'  'Best of Formel Eins: Die Kulthits'
                                           'title'  'Drive'
                                           'quals'  ("['Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-OLDST-3', "
 "'q-syn-2', 'q-bass-2', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-3', "
 "'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-3', 'q-mixbeat-2']")
                                      'lastfmtags'  "['80s', 'new wave', 'classic rock', 'pop', 'rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '12'
                                      'tracktotal'  '18'
                                            'date'  '1985'
                                        'comments'  ''
                                           'genre'  ('electronic-generic or radio-unsorted;electronic-we-new wave or post '
 'punk;rock-cppex')
                                             'bpm'  '111.089'
                                             'key'  '2A'
                                        'acoustid'  '170329ae-5877-42d9-95d7-3818cfac6e47'
rest: ''

======================== rawer (from filesystem) ========================

'TALB' (Album/Movie/Show title)                     'Best of Formel Eins: Die Kulthits'
'TBPM' (BPM (beats per minute))                     '111.089'
'TCMP'                                              '1'
'TCON' (Content type, a.k.a. Genre)                 ['electronic-generic or radio-unsorted',
 'electronic-we-new wave or post punk',
 'rock-cppex',
 'rock-cppex']
'TDOR' (Original release time)                      '2002'
'TDRC' (Recording time)                             '1985'
'TIT2' (Title/songname/content description)         'Drive'
'TKEY' (Initial key)                                '2A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'The Cars'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPOS' (Part of a set)                              '4/4'
'TPUB' (Publisher)                                  'Universal Music Germany'
'TRCK' (Track number/Position in set)               '12/18'
'TSO2'                                              'Various Artists'
'TSOP' (Performer sort order)                       'Cars, The'
'TSRC' (ISRC (international standard recording code))  'USEE10170491'
'TXXX:Acoustid Id'                                  '170329ae-5877-42d9-95d7-3818cfac6e47'
'TXXX:CATALOGNUMBER'                                '583 519-2'
'TXXX:MusicBrainz Album Artist Id'                  '89ad4ac3-39f7-470e-963a-56509c546377'
'TXXX:MusicBrainz Album Id'                         'f6063250-ff66-4fc8-8713-02b486b43c33'
'TXXX:MusicBrainz Album Release Country'            'DE'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'compilation'
'TXXX:MusicBrainz Artist Id'                        '092b603f-eb4c-4958-b10e-02420de5885b'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:lastfmtags'                                   ['80s', 'new wave', 'classic rock', 'pop', 'rock']
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.44 dB'
'TXXX:replaygain_track_peak'                        '0.437753'

========================== row from database ==========================
                                              'id'  1335907
                                            'path'  /data/Music/Bulk/00poprockelectronic/Formel_ Eins/Die Kulthits CD 4/Best_Of_Formel_Eins_-_Die_Kulthits_CD_4_-_12_-_Drive.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  235
                                           'genre'  electronic-generic or radio-unsorted;electronic-we-new wave or post punk;rock-cppex
                                        'filesize'  5655961
                                           'mtime'  1620737191
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Formel_ CD 4 Best_Of_Formel_Eins_ _Die_Kulthits_CD_4_ _12_ _Drive electronic generic radio unsorted;electronic we new wave post punk;rock cppex
                                      'tag_artist'  The Cars
                                     'tag_release'  Best of Formel Eins: Die Kulthits
                                       'tag_title'  Drive
                                             'bpm'  111.089
                                    'search_title'  'drive':1
                                   'search_artist'  'cars':2 'the':1
                                  'search_release'  'best':1 'die':6 'eins':4,5 'formel':3 'kulthits':7 'of':2
                                     'search_rest'  '00poprockelectronic':1 '12':13 '4':4,12 'best':5 'cd':3,11 'cppex':30 'die':9 'drive':14 'eins':8 'electronic':15,19,21 'formel':2,7 'generic':16 'kulthits':10 'new':23 'of':6 'post':25 'punk':26,28 'radio':17 'rock':27,29 'unsorted':18,20 'wave':24 'we':22
                                    'search_combo'  '00poprockelectronic':11 '12':23 '4':14,22 'best':4C,15 'cars':3B 'cd':13,21 'cppex':40 'die':9C,19 'drive':1A,24 'eins':7C,8C,18 'electronic':25,29,31 'formel':6C,12,17 'generic':26 'kulthits':10C,20 'new':33 'of':5C,16 'post':35 'punk':36,38 'radio':27 'rock':37,39 'the':2B 'unsorted':28,30 'wave':34 'we':32
                                    'tag_tracknum'  12
                                      'num_images'  0
                                             'key'  2A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-3', 'q-other-3', 'q-bass-2', 'q-grit-2']
                                      'lastfmtags'  ['80s', 'new wave', 'classic rock', 'pop', 'rock']
                                        'tag_date'  1985
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620737191.212718  (2021-05-11 14:46:31)
                             'size'  5655961