======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '181'
                                          'artist'  'Nick Cave & Die Haut'
                                     'text_people'  ''
                                         'release'  "You Can't Judge a Song By Its Cover"
                                           'title'  'I Just Dropped in (To See What Condition My Condition Was In)'
                                           'quals'  ("['Q-HAP-2', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-OLDST-3', 'q-syn-2', 'q-bass-4', "
 "'q-busy-3', 'q-grit-2', 'q-play-3', 'q-chart-2', 'q-drums-3', 'q-other-2', "
 "'q-piano-1', 'q-vocals-2', 'Q-HHRNBTT-1', 'q-mixbeat-1', 'Q-LOCALNESS-1']")
                                      'lastfmtags'  "['post-punk', 'alternative']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1988'
                                        'comments'  ''
                                           'genre'  'set-cover or covered-styled;set-cover or covered'
                                             'bpm'  '131.413'
                                             'key'  '2A'
                                        'acoustid'  ''
rest: ''

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

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'TALB' (Album/Movie/Show title)                     "You Can't Judge a Song By Its Cover"
'TBPM' (BPM (beats per minute))                     '131.413'
'TCON' (Content type, a.k.a. Genre)                 ['set-cover or covered-styled', 'set-cover or covered']
'TIT2' (Title/songname/content description)         'I Just Dropped in (To See What Condition My Condition Was In)'
'TKEY' (Initial key)                                '2A'
'TLEN' (Length)                                     '181000'
'TMED' (Media type)                                 'DIG'
'TPE1' (Lead performer(s)/Soloist(s))               'Nick Cave & Die Haut'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPUB' (Publisher)                                  "What's So Funny About"
'TXXX:DATE'                                         '1988'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['post-punk', 'alternative']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-1.71 dB'
'TXXX:replaygain_track_peak'                        '0.655646'

========================== row from database ==========================
                                              'id'  1530001
                                            'path'  /data/Music/Bulk/00poprockelectronic/you can_t judge a song by its cover/-00-Nick Cave & Die Haut-I Just Dropped in (To See What Condition My Condition Was In).mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  181
                                           'genre'  set-cover or covered-styled;set-cover or covered
                                        'filesize'  2901888
                                           'mtime'  1638540257
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic you can_t judge song by its cover 00 set cover or covered styled;set cover or covered
                                      'tag_artist'  Nick Cave & Die Haut
                                     'tag_release'  You Can't Judge a Song By Its Cover
                                       'tag_title'  I Just Dropped in (To See What Condition My Condition Was In)
                                             'bpm'  131.413
                                    'search_title'  'condition':9 'dropped':3 'i':1 'in':4,12 'just':2 'my':10 'see':7 'to':5,6 'was':11 'what':8
                                   'search_artist'  'cave':2 'die':3 'haut':4 'nick':1
                                  'search_release'  'a':6 'by':8 'can':2 'cant':4 'cover':10 'its':9 'judge':5 'song':7 't':3 'you':1
                                     'search_rest'  '00':10 '00poprockelectronic':1 'by':7 'can':3 'cover':9 'covered':13 'its':8 'judge':5 'or':12 'set':11,15,17 'song':6 'styled':14,16 't':4 'you':2
                                    'search_combo'  '00':36 '00poprockelectronic':27 'a':22C 'by':24C,33 'can':18C,29 'cant':20C 'cave':14B 'condition':9A 'cover':26C,35 'covered':39 'die':15B 'dropped':3A 'haut':16B 'i':1A 'in':4A,12A 'its':25C,34 'judge':21C,31 'just':2A 'my':10A 'nick':13B 'or':38 'see':7A 'set':37,41,43 'song':23C,32 'styled':40,42 't':19C,30 'to':5A,6A 'was':11A 'what':8A 'you':17C,28
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  2A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-2', 'q-other-2', 'Q-HAP-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['post-punk', 'alternative']
                                        'tag_date'  1988
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1638540257.0196304  (2021-12-03 15:04:17)
                             'size'  2901888