======================== unified (from filesystem) ========================
                                         'bitrate'  '256.0'
                                        'duration'  '218'
                                          'artist'  'Maria Mena'
                                     'text_people'  ''
                                         'release'  'Another Phase'
                                           'title'  'Sleep To Dream'
                                           'quals'  ("['Q-HAP-3', 'Q-LOCALNESS-1', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-OLDST-3', "
 "'Q-HHRNBTT-1', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-3', 'q-drums-2', 'q-other-3', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['norwegian', 'rock', 'female vocalists', 'pop', 'singer songwriter']"
                                     'discogstags'  "['rock', 'acoustic', 'pop rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '04'
                                      'tracktotal'  ''
                                            'date'  '2002'
                                        'comments'  ''
                                           'genre'  'ifs-songwriter'
                                             'bpm'  '105.040'
                                             'key'  '12B'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Another Phase'
'TBPM' (BPM (beats per minute))                     '105.040'
'TCON' (Content type, a.k.a. Genre)                 'ifs-songwriter'
'TDRC' (Recording time)                             '2002'
'TIT2' (Title/songname/content description)         'Sleep To Dream'
'TKEY' (Initial key)                                '12B'
'TPE1' (Lead performer(s)/Soloist(s))               'Maria Mena'
'TPE2' (Band/orchestra/accompaniment)               'Maria Mena'
'TRCK' (Track number/Position in set)               '04'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['rock', 'acoustic', 'pop rock']
'TXXX:lastfmtags'                                   ['norwegian', 'rock', 'female vocalists', 'pop', 'singer songwriter']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+0.46 dB'
'TXXX:replaygain_track_peak'                        '0.320441'

========================== row from database ==========================
                                              'id'  1308573
                                            'path'  /data/Music/Bulk/00poprockelectronic/Unsorted/[loose files]/Maria Mena - Another Phase - 04 - Sleep To Dream.mp3
                                         'working'  None
                                         'bitrate'  256
                                    'duration_sec'  218
                                           'genre'  ifs-songwriter
                                        'filesize'  7092224
                                           'mtime'  1623435639
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Unsorted [loose files] 04 ifs songwriter
                                      'tag_artist'  Maria Mena
                                     'tag_release'  Another Phase
                                       'tag_title'  Sleep To Dream
                                             'bpm'  105.04
                                    'search_title'  'dream':3 'sleep':1 'to':2
                                   'search_artist'  'maria':1 'mena':2
                                  'search_release'  'another':1 'phase':2
                                     'search_rest'  '00poprockelectronic':1 'files':5,6 'ifs':7 'loose':3,4 'songwriter':8 'unsorted':2
                                    'search_combo'  '00poprockelectronic':8 'another':6C 'dream':3A 'files':12,13 'ifs':14 'loose':10,11 'maria':4B 'mena':5B 'phase':7C 'sleep':1A 'songwriter':15 'to':2A 'unsorted':9
                                    'tag_tracknum'  4
                                      'num_images'  1
                                             'key'  12B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', '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-2', 'q-syn-2', 'q-chart-3', 'q-other-3', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['norwegian', 'rock', 'female vocalists', 'pop', 'singer songwriter']
                                        'tag_date'  2002
                                     'discogstags'  ['rock', 'acoustic', 'pop rock']

============================== file details ==============================
                                           'mtime'  1623435638.7762191  (2021-06-11 20:20:38)
                             'size'  7092224