======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '297'
                                          'artist'  'Dean Gray'
                                     'text_people'  ''
                                         'release'  'American Edit'
                                           'title'  'Dr. Who on Holiday'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-OLDST-2', "
 "'Q-LOCALNESS-2', 'q-syn-3', 'q-bass-3', 'q-busy-2', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['remix', 'mashup', 'mashups', 'bastard pop', 'mash up', 'rock']"
                                     'discogstags'  ("['pop rock', 'happy hardcore', 'punk', 'techno', 'rock', 'electronic', "
 "'classic rock']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '2006'
                                        'comments'  ''
                                           'genre'  'soundtrack-video-series'
                                             'bpm'  '134.377'
                                             'key'  '4A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'American Edit'
'TBPM' (BPM (beats per minute))                     '134.377'
'TCON' (Content type, a.k.a. Genre)                 'soundtrack-video-series'
'TDOR' (Original release time)                      '2006'
'TDRC' (Recording time)                             '2006'
'TIT2' (Title/songname/content description)         'Dr. Who on Holiday'
'TKEY' (Initial key)                                '4A'
'TPE1' (Lead performer(s)/Soloist(s))               'Dean Gray'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['pop rock',
 'happy hardcore',
 'punk',
 'techno',
 'rock',
 'electronic',
 'classic rock']
'TXXX:lastfmtags'                                   ['remix', 'mashup', 'mashups', 'bastard pop', 'mash up', 'rock']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.56 dB'
'TXXX:replaygain_track_peak'                        '0.455469'

========================== row from database ==========================
                                              'id'  980207
                                            'path'  /data/Music/Bulk/0soundtrack/Dr Who - Collection/Dr Who - Dr Who On Holiday - By Dean Gray.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  297
                                           'genre'  soundtrack-video-series
                                        'filesize'  7242253
                                           'mtime'  1636921514
                                   'redo_metaread'  0
                                        'rest_str'   0soundtrack Collection On By soundtrack video series
                                      'tag_artist'  Dean Gray
                                     'tag_release'  American Edit
                                       'tag_title'  Dr. Who on Holiday
                                             'bpm'  134.377
                                    'search_title'  'dr':1,2 'holiday':5 'on':4 'who':3
                                   'search_artist'  'dean':1 'gray':2
                                  'search_release'  'american':1 'edit':2
                                     'search_rest'  '0soundtrack':1 'by':4 'collection':2 'on':3 'series':7 'soundtrack':5 'video':6
                                    'search_combo'  '0soundtrack':10 'american':8C 'by':13 'collection':11 'dean':6B 'dr':1A,2A 'edit':9C 'gray':7B 'holiday':5A 'on':4A,12 'series':16 'soundtrack':14 'video':15 'who':3A
                                    'tag_tracknum'  None
                                      'num_images'  1
                                             'key'  4A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-2', 'q-drums-3', 'q-syn-3', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['remix', 'mashup', 'mashups', 'bastard pop', 'mash up', 'rock']
                                        'tag_date'  2006
                                     'discogstags'  ['pop rock', 'happy hardcore', 'punk', 'techno', 'rock', 'electronic', 'classic rock']

============================== file details ==============================
                                           'mtime'  1636921513.9198716  (2021-11-14 21:25:13)
                             'size'  7242253