======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '115'
                                          'artist'  'oui lele'
                                     'text_people'  ''
                                         'release'  'nourish'
                                           'title'  "i'm just your problem (feat. bluupanda)"
                                           'quals'  ("['Q-JZFKS-1', 'Q-UNU-1', 'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-2', "
 "'q-play-2', 'Q-OLDST-3', 'q-chart-2', 'q-drums-3', 'q-other-1', 'q-piano-1', "
 "'q-vocals-1', 'Q-HHRNBTT-1', 'q-mixbeat-2', 'Q-LOCALNESS-1']")
                                      'lastfmtags'  "['chillhop', 'lo-fi', 'greek']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '2015'
                                        'comments'  ''
                                           'genre'  'electronic-unsorted;set-pl-nourish'
                                             'bpm'  '142.6'
                                             'key'  '10A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM::eng'                                         'retrieved 17-10-2018;    https://soundcloud.com/nourish'
'TALB' (Album/Movie/Show title)                     'nourish'
'TBPM' (BPM (beats per minute))                     '142.6'
'TCON' (Content type, a.k.a. Genre)                 ['electronic-unsorted', 'set-pl-nourish']
'TDRC' (Recording time)                             '2015'
'TIT2' (Title/songname/content description)         "i'm just your problem (feat. bluupanda)"
'TKEY' (Initial key)                                '10A'
'TPE1' (Lead performer(s)/Soloist(s))               'oui lele'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TSSE' (Software/Hardware and settings used for encoding)  'Lavf56.40.101'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['chillhop', 'lo-fi', 'greek']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-2.05 dB'
'TXXX:replaygain_track_peak'                        '0.504665'

========================== row from database ==========================
                                              'id'  1496356
                                            'path'  /data/Music/Bulk/00poprockelectronic/00techno-house-harder-beats/nourish/oui lele - i_m just your problem (feat. bluupanda).mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  115
                                           'genre'  electronic-unsorted;set-pl-nourish
                                        'filesize'  4678901
                                           'mtime'  1620352515
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 00techno house harder beats i_m electronic unsorted;set pl
                                      'tag_artist'  oui lele
                                     'tag_release'  nourish
                                       'tag_title'  i'm just your problem (feat. bluupanda)
                                             'bpm'  142.6
                                    'search_title'  'bluupanda':9,10 'feat':7,8 'i':1 'im':3 'just':4 'm':2 'problem':6 'your':5
                                   'search_artist'  'lele':2 'oui':1
                                  'search_release'  'nourish':1
                                     'search_rest'  '00poprockelectronic':1 '00techno':2 'beats':5 'electronic':8 'harder':4 'house':3 'i':6 'm':7 'pl':13 'set':10,12 'unsorted':9,11
                                    'search_combo'  '00poprockelectronic':14 '00techno':15 'beats':18 'bluupanda':9A,10A 'electronic':21 'feat':7A,8A 'harder':17 'house':16 'i':1A,19 'im':3A 'just':4A 'lele':12B 'm':2A,20 'nourish':13C 'oui':11B 'pl':26 'problem':6A 'set':23,25 'unsorted':22,24 'your':5A
                                    'tag_tracknum'  None
                                      'num_images'  1
                                             'key'  10A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', '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-3', 'q-syn-3', 'q-chart-2', 'q-other-1', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['chillhop', 'lo-fi', 'greek']
                                        'tag_date'  2015
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620352515.266511  (2021-05-07 03:55:15)
                             'size'  4678901